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| Number | Title | Issue Date |
| 4305172 | Reinforced elastomer products The resistance of structural elastomer products, such as bearing blocks, to compressive forces is reduced by incorporating therein a plurality of small, separate, reinforcing elements of relatively hard material. Such materials include crushed rock, concr... | 12/15/1981 |
| 4267780 | Load supporting and handling means A load-supporting and handling device which comprises a permanent base so constructed as to permit it to be lifted by a fork-lift truck and a separable, disposable load or pallet board adapted to support a load and to be lifted by a fork-lift truck indepe... | 05/19/1981 |
| 4249446 | Coping tracing machine Apparatus for duplicating on the end of a piece of molding, the surface contour of said molding, comprising adjustable holding means for a piece of molding, a band saw for cutting said molding piece transversely, means for holding a sample of said molding... | 02/10/1981 |
| 4218777 | Face protector A protector to prevent or minimize the contact of hair spray or the like on the face of a user which consists of a symmetrical strip of relatively thin, flexible material such as cardboard that has one straight longitudinal edge and another, irregular, lo... | 08/26/1980 |
| 4210698 | Reinforced elastomer products The resistance of structural elastomer products, such as bearing blocks, to compressive forces is reduced by incorporating therein a plurality of small, separate, reinforcing elements of relatively hard material. Such materials include crushed rock, concr... | 07/01/1980 |
| 4199841 | Hand meat tenderizer A hand meat tenderizer which allows a plurality of incisions to be made simultaneously in a meat cut and which comprises a plurality of penetrating or piercing elements held by a handle and a stripping plate tending to retract said elements.... | 04/29/1980 |
| 4197176 | Apparatus for measuring surface characteristics of metals and metalloids A process applicable to metal and metalloid surfaces for detecting and determining the boundaries of stressed areas and areas exhibiting chemical variations involves ascertaining at a number of points on a surface the electrical potential generated betwee... | 04/08/1980 |
| 4180881 | Folding transportable boat A folding boat comprising two sections, one of which may be folded back on the other for transportation, said boat being preferably formed by molding resin-impregnated fiberglass and including a frame embedded in the lower of the two folded sections and b... | 01/01/1980 |
| 4178349 | Process for dry removal of sulfur dioxide from combustion gases Sulfur dioxide in the combustion gases from steam-generating systems is removed therefrom by mixing the gases in a reaction chamber, for a period of from 2 seconds to about 15 seconds with dry, finely divided, reactive, lime-bearing material, and then sep... | 12/11/1979 |
| 4133722 | Process for determining properties of materials A process and apparatus applicable to products which are or can be made electrically conductive for the purpose of measuring information encoded in them as a result of the manufacturing steps employed. Elemental mechanogalvanic potentials reflect a measur... | 01/09/1979 |
| 4133238 | Food-handling device A device for holding a sandwich during cutting thereof and/or during insertion thereof in a container which device comprises a tray having opposed, spaced, side walls, each provided with a vertical slot extending from its top edge substantially to its bot... | 01/09/1979 |
| 4133078 | Bivalve opener An opener for bivalves, such as clams and oysters, which comprises a holder for a bivalve, an opening blade, having a handle, for insertion between the bivalve shells, said blade being pivotally mounted by a ball joint to allow motion in a vertical plane ... | 01/09/1979 |
| 4096652 | Retractable snowplow wing and mounting therefor A retractable snowplow wing and mounting therefor which can be installed on substantially any truck with a longitudinal frame. The wing which may basically be of any desired construction is supported at both its inboard and outboard ends to permit raising... | 06/27/1978 |
| 4089460 | Mailbox signal A rural type mailbox having a pivoted platform therein. The platform is tilted from a manually set, metastable position to a stable position by shiftable weights when an article of mail, such as a letter is placed thereon. Such tilting, through a magnetic... | 05/16/1978 |
| 4080086 | Roadway joint-sealing apparatus Sealing apparatus for joints in roadways which comprises elongated anchor pads secured by studs and nuts to the surfaces of concrete slabs on opposite sides of a gap therebetween and a flexible, resilient, elongated, sealing member extending between and i... | 03/21/1978 |
| 4077750 | Adjustable liquid dispensing pump A liquid dispensing pump particularly designed for dispensing measured amounts of edible liquids such as molten chocolate into molds, that may be of varying capacities. The pump dispenses, from a filled pump barrel, on outward movement of a valved piston ... | 03/07/1978 |
| 4071880 | Ceramic bodies with end termination electrodes A sintered ceramic article which comprises internal electrodes and/or conductors is formed by producing a sintered ceramic body that has areas of ceramic material extending to an outer face thereof, said areas having an open structure characterized by int... | 01/31/1978 |
| 4071878 | Method for producing capacitors and ceramic body therefore A monolithic, multilayer, ceramic capacitor is formed by introducing molten metal into a matrix having thin electrode regions between dielectric strata, through holes, each of which extends through a face of said matrix and provides communication between ... | 01/31/1978 |
| 4048896 | Drum beater A drum beater, operated by a foot pedal which is easily and conveniently attached to a drum, provides adjustments for the length of the beater stem and for the length of the beater ball stroke. Means, comprising a pair of opposed, adjustable, tension spri... | 09/20/1977 |
| 4041633 | Dual-barrel pistol A pistol of the revolver type having two vertically spaced barrels having bores of different diameters, a cylinder having chambers for two different sized cartridges, the bullets therein being adapted to fit, respectively, the barrels of different diamete... | 08/16/1977 |
| 4028983 | Adjustable drum brush A drum brush comprising a casing, a plurality of wire bristles at least partially within said casing and movable to selected positions in which portions of said bristles extend outwardly from one end of said casing, and a control rod operatively connected... | 06/14/1977 |
| 4023540 | Rotary engine An internal combustion engine of the rotary type which includes a cylindrical rotor having a skirt portion, rotating in an annular chamber, that comprises two arcuate walls of differing radii joined by relatively short, diametrically disposed sloping port... | 05/17/1977 |
| 4006063 | Method for measuring surface characteristics of metals and metalloids A process applicable to metal and metalloid surfaces for detecting and determining the boundaries of stressed areas and areas exhibiting chemical variations involves ascertaining at a number of points on a surface the electrical potential generated betwee... | 02/01/1977 |
| 3993289 | Modular rail fence A modular rail fence construction adapted for easy erection and removal characterized by rails of predetermined standard length, posts that comprise a shell surrounding and supported by a metal pipe driven into the ground, the post shells being assembled,... | 11/23/1976 |
| 3975845 | Ornamental display An ornamental display which simulates a fishbowl with one or more imitation fish moving therein in circular paths, a dipping or bobbing motion being imparted to each of said fish at one or more points in said path by interaction of a wire projecting from ... | 08/24/1976 |
| 3972157 | Bag holding and opening apparatus Bag holding and opening apparatus that comprises a container adapted to hold a stack of folded paper bags on a platform which is spring supported and by which the stack of bags are pressed against an abrasive faced roller that engages the top bag at a poi... | 08/03/1976 |
| 3968928 | Mail box rotatable signal A signal for a rural mail box which is automatically moved from one signalling position to another when the door of the mail box is opened, thus indicating to an observer located at a distance that the box has been opened and that mail has been deposited ... | 07/13/1976 |
| 3956226 | Pigmented composition Pigmented compositions in which the pigment is a crystalline compound having a composition corresponding to the formula CaTiZr3 O9 and a distinctive x-ray diffraction pattern.... | 05/11/1976 |
| 3942615 | Multi-speed hub with brake A multi-speed bicycle hub that provides means permitting only limited reverse movement of the hub by backwards motion of any of the attached driving wheel sprockets by a clutch and which provides a brake operated by substantial reverse movement of the spr... | 03/09/1976 |
| 3939875 | Permeable flexible plastic tubing Flexible tubing, particularly suitable for irrigation purposes, consists of a plurality of superposed, elongated, flexible strips, heat sealed along their longitudinal edges and is substantially flat when empty. At least one of said strips is thermoplasti... | 02/24/1976 |
