Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 5076432 | Combination package and point-of-purchase display A combination of a product and a package and point-of-purchase display unit for the product. The package and display unit includes a border section surrounding a centrally located wall section which serves as a supporting surface for the product. Retainer... | 12/31/1991 |
| 5069773 | Electrophoretic gel forming system Apparatus and method for forming an electrophoretic gel having a polymer. The apparatus has at least two sealed compartments, with separate inner volumes. The inner volumes are separated from each other by at least one burstable seal. In one inner volume ... | 12/03/1991 |
| 5048679 | Aircraft brake disk stack glove A device for protecting a carbon disk stack used in an aircraft brake assembly is disclosed. The glove-like device is constructed of an impact-resistant, flexible material and is installed by sliding the device over the carbon disk assembly. The device ma... | 09/17/1991 |
| 5046615 | Disk shipper A disk shipper assembly consists of a bottom and a cover which mates therewith in latching engagement. The bottom and cover can be handled, as a complete package, by its constituent components and in assembly and disassembly entirely by robotics. The ship... | 09/10/1991 |
| 5045173 | Container for electrophoretic gel An electrophoretic gel container for protecting an electrophoresis plate during shipment and storage, the electrophoresis plate being the type including a substrate having a major surface and a gel layer adhered to a portion of the major surface with the ... | 09/03/1991 |
| 5038935 | Storage and display unit for photographic prints A photographic print and storage unit includes a frame and a tray. A stack of photographs is held within the tray and against the frame by a set of stack lifting members activated when the frame and tray are closed. The stack lifting members include a cam... | 08/13/1991 |
| 5038926 | Device for keeping cards The invention relates to a device for keeping cards, said device being provided with at least one card holder in which a card can be held at at least some of its edges, while the card holder is rotatably connected with lids located above and under the car... | 08/13/1991 |
| 5033620 | Method of automatically attaching the ends of fan-folded web material A method for automatically connecting together packages of fan-folded towelling in a dispenser. A pattern of adhesive tape or glue is applied to the lower-most surface of an upper package and a corresponding pattern of adhesive tape or glue is applied to ... | 07/23/1991 |
| 4997088 | Clip board weather protector A protective cover for a clip board which permits use of the clip board for writing during inclement weather. The cover is transparent and attaches to the side edges and rear edge of the clip board by means of U-shaped clamps having adjustable thumb screw... | 03/05/1991 |
| 4988556 | Pocket mount A device for mounting a transparency. The device includes back and front sheets of transparent plastic. The outer edges of the sheets are continuously bonded together. In a preferred embodiment, an opaque coating on the front sheet defines one or more gen... | 01/29/1991 |
| 4988002 | Container for receiving stacks of stapled sheets A container for receiving stacks of sheets which are connected with each other in a corner by means of staples. The support surface (1) provided for supporting the stacks has a recess (31) in an area aligned with the stapled corners of the stacks. The rec... | 01/29/1991 |
| 4979612 | Sandpaper or emery paper supply and cutting container The professional or do-it-yourself person, i.e. woodworker or metalworker, while working on wood and/or metal projects, has a handy tool for cutting production sandpaper and emery paper, supplied commerically in sheets of approximately nine by eleven inch... | 12/25/1990 |
| 4978006 | Portable register box The invention relates to a portable register box. The box comprises a bottom (1) and a cover (4) having a recess (5) through which it is possible to write on a paper sheet supported by a rigid plate 8, a compartment (14) being provided on this plate for a rese... | 12/18/1990 |
| 4976092 | Method and apparatus for transporting sheet metal stamping A method and apparatus for handling sheet metal stampings utilizing a tack including a base structure defining a floor surface, upstanding end structures, and forklift openings to facilitate transport of the rack. A plurality of leaves are positioned in s... | 12/11/1990 |
| 4964511 | Packing case, particularly for sheet material A packing case for sheet material consisting of a container having a base and walls that may be lowered into a coplanar relationship with the base and are kept together in a raised condition by a cover member, whereby the removal of the cover member cause... | 10/23/1990 |
| 4928814 | Pad enclosure An enclosure for a pad of paper sheets including a rectangular elongate sheet of stiff paper material bent at scores to define bottom, front, top and rear portions adapted to respectively overlie the bottom, front, top, and rear surfaces of the pad; and s... | 05/29/1990 |
| 4918299 | Plastic package for card having a built-in storage medium A plastic package for a card having a built-in storage medium is provided which comprises two plastic half case bodies having the same structure. Each of the half case bodies is provided with a convex portion and a concave portion which can engage with th... | 04/17/1990 |
| 4915287 | Intelligently imaged envelopes with intelligently imaged integral tear-off flaps Disclosed is a set of communications documents, each of which includes an integrated envelope and return coupon with intelligently imaged variable and non-variable information. Alpha/numeric characters are provided on the document and scannable by charact... | 04/10/1990 |
| 4911312 | Dunnage bar locking mechanism The present invention is a dunnage bar locking mechanism for removably securing a dunnage bar between the end walls of a shipping rack. The mechanism comprises a housing secured to an end wall. A piston element is mounted within the housing for reciprocal... | 03/27/1990 |
| 4909390 | Moisture resistant carton A pack of paper suitable for use in xerographic, ion deposition of magnetographic printing processes, the pack including a stack of paper sheets having a moisture content of not more than 6% and a reclosable carton made of semi-stiff sheet material and co... | 03/20/1990 |
| 4896776 | Protective carrying case for data processing equipment A protective case for carrying data processing equipment includes top and bottom shells pivotally mounted to one another for opening and closing the case. A vacuum-formed insert, mounted contiguously within the bottom shell by an adhesive, includes either... | 01/30/1990 |
| 4889232 | Storage device for sheets of sandpaper A container for storing sheets of sandpaper including a housing, dividers within the housing forming a plurality of compartments, and a pair of moveable press plates disposed in the compartments to sandwich and compress the sandpaper sheets.... | 12/26/1989 |
| 4865200 | Shipping container for fragile items There is provided a shipping container for transporting fragile items. The shipping container consists of a support member and a carton dimensioned to permit insertion of the support member. The support member has a surface face to which the fragile artic... | 09/12/1989 |
| 4858764 | Adjustable carrier device for ceramic substrates and the like An adjustable carrier device is disclosed for storage and handling of fragile panel-like structures such as semiconductor wafers, ceramic substrates, LCD panel displays, printed wiring boards and the like. The device is adjustable to receive structures of... | 08/22/1989 |
| 4856654 | Package of automobile mats with mounting pads for mounting mats on an automobile carpet A package includes a pair of car mats which are positioned together in overlying relationship to each other by means engaging both car mats. Each of the mats includes outwardly extending spaced apart projections which are adapted to maintain the car mats ... | 08/15/1989 |
| 4848575 | Resealable dispenser-container for wet tissues A resealable dispenser-container for wet tissues comprises a container, made of a flexible and impervious sheet, and a tray member, made of a material harder than said container. The container contains therein wet tissues impregnated with liquid in such a... | 07/18/1989 |
| 4844262 | Easy access, moisture resistant, resuable, two-piece carton An easy-access, moisture resistant, reusable, two-piece carton especially adapted for holding computer forms. The carton of the present invention is reusable in the sense that it is usable first for shipping of items such as one-ply cut sheet forms and su... | 07/04/1989 |
| 4844787 | Packaging bag for sheets for electrophoresis A packaging bag for a sheet for electrophoresis comprising a polyethylene resin layer containing more than 50 wt. % of polyethylene resin having a density of 0.935 to 0.970 g/cm3 and a melt index of 0.1 to 1.5 g/10 minutes, the thickness of sai... | 07/04/1989 |
| 4842136 | Dust-proof container having improved construction for holding a reticle therein A dust-proof container for keeping therein a mask or reticle usable to transfer a pattern onto a semiconductor wafer for the manufacture of integrated circuits, is disclosed. The container includes a casing within which supporting pins for supporting the ... | 06/27/1989 |
| 4842919 | Pad forming method A method for forming pads of pressure sensitive adhesive coated sheets with similar discontinuities (e.g., printed indicia or openings) on the sheets substantially aligned. A strip of pressure sensitive adhesive coated material is helically wound around t... | 06/27/1989 |
| 4840270 | Re-sealable label flap A method for producing a label stopping area on a semirigid or flexible package having a package portion with an opening and a label flap which covers the opening. The label stopping area is such that the label flap can be lifted away from the package ope... | 06/20/1989 |
| 4838422 | Data storage container An open-ended data storage container for the storage of a disk cartridge, such as an optical disk or magnetic disk with data stored thereon. Two engaging members form an enclosure with a spring like retainer member for containment or ejection of a disk ca... | 06/13/1989 |
| 4832207 | Combination of a pad installed on a holder and the method of assembly of the pad on the holder The combination comprising a pad including a plurality of sheets of paper in juxtaposed array capable of being removed one by one and a holder attachable to a support and including a prong for support of the sheets of paper of the pad. The sheets of paper... | 05/23/1989 |
| 4832192 | Maintenance termination unit circuit structure A self contained circuit board and housing therefore adapted to be positioned within a telephone network interface housing in which provision is made for variance in the dimensions of a pair of retaining slots in the interface housing of different manufac... | 05/23/1989 |
| 4830185 | Dinnerware carton The present invention relates to a novel cardboard container for packaging and securely holding a multi-piece place setting of dinnerware in such a manner so as to effectively reduce the amount of cardboard required for the container. The novel design of ... | 05/16/1989 |
| 4830186 | Copy sheet prepackaged, shipping and loading wrapper for use in a high volume duplicator A disposable wrapper is disclosed which is adapted to hold a supply of copy sheets in the form of a pack equivalent to a plurality of reams for a printing machine. The wrapper is constructed of two main portions which permit the operator to carry the stac... | 05/16/1989 |
| 4822555 | Container for plate-like objects A container for L-shaped plate-like objects, comprising an elongated spring provided in the container so as to extend thereacross, one end of the elongated spring being fixed to one inner surface of the container with the other end being free and able to ... | 04/18/1989 |
| 4819801 | Storage case A storage case for storing electronic recording devices and their boxes. The case has a base, two end walls and two side walls, each fixedly connected together to form an open box. The side walls have an upper and a lower portion, the lower portion being ... | 04/11/1989 |
| 4817263 | Method of storing electrostatic discharge sensitive devices A storage container for electrostatic discharge sensitive devices comprises an enclosable polymeric outer shell, a polymeric inner shell disposed within the outer shell, grooves in the inner shell for accommodating electrostatic discharge sensitive device... | 04/04/1989 |
| 4802586 | High speed duplicator with copy sheet prepackaged shipping and loading carton A disposable carton is disclosed which is adapted to hold a stack of copy sheets equivalent to a plurality of reams for a printing machine. The carton is constructed of portions which are sequentially removed to expose the stack and permit the operator to... | 02/07/1989 |
