"That’s an amazing invention, but who would ever want to use one of them?"
President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 4752970 | Protective face shield A ballistic face shield is provided for military use and acts to deflect penetrating bullets. Thickness is avoided by angling the orientation of the shield and by providing an explosive charge which launches the shield forwardly and upwardly when an outer... | 06/28/1988 |
| 4752971 | Multi-purpose, reversible, blanket-garment Multi-purpose, reversible, blanket garment including a main member of a size and configuration for use as an automobile robe, blanket, and a poncho-type garment, and which is formed of at least two opposed layers, one layer being a layer of woven, wool, b... | 06/28/1988 |
| 4752972 | Garment cuff A circular knit garment cuff for use on surgical gowns comprised of a two ply front section, a single ply middle section, and a two ply back section. The front section is knit using two stretchable yarns. The middle section is knit using one stretchable y... | 06/28/1988 |
| 4752973 | Glove The hand covering, in the nature of a glove, is particularly intended for use by women in putting on and taking off panty hose, the glove being segmented into a plurality of sections, a first section enveloping the thumb, a second section enveloping the i... | 06/28/1988 |
| 4752974 | Air-feed type dust protective helmet An air-feed type protective helmet includes a cap body to which a face shield is rotatably mounted for movement between a lower use position and an upper non-use position. In order to feed clean air to a space provided between the wearer's face and the fa... | 06/28/1988 |
| 4752975 | Shower head assembly having a secondary shower head A shower head assembly is comprised of a diverter valve for diverting the water supply to one of two shower heads. One of the shower heads is generally laterally and adjustably displaced from the other of said shower heads by means of a swivable extension... | 06/28/1988 |
| 4752976 | Sofa sleeper having improved mattress supporting surface A foldable sofa sleeper fixture comprises a rectangular metal frame having pivotally interconnected head, body and foot sections. That rectangular metal frame is characterized by side and end frame members and an all cloth deck supported by the frame memb... | 06/28/1988 |
| 4752977 | Handle for releasing side rail of a crib A crib having a frame and a bed supported by the frame includes at least one side rail assembly for enclosing one side of the bed surface. The side rail is attached to the frame for raising and lowering movement of the side rail. A latch assembly releasab... | 06/28/1988 |
| 4752978 | Crib construction including hanger mounting bracket and spring frame A crib assembly (10) includes a bedstead (12), spring frame (20), and hanger support bracket (30). The hanger support bracket (30) is fixedly secured to the end post (14) of the bedstead (12). The assembly (10) further includes a hanger mounting bracket (... | 06/28/1988 |
| 4752979 | Swimming pool winterizing device A device which will allow removal of water from the pipes and associate equipment servicing a swimming pool without partially draining the pool consisting of a first member equipped with means for water-tight engagement with an outlet in the sidewall of a... | 06/28/1988 |
| 4752980 | Apparatus for imparting motion to cradles or the like Disclosed is an apparatus for imparting motion to cradles or the like. Apparatus of the present invention impart gentle and soothing rocking motions to cradles and the like without the need for manual rocking by the parent or guardian of the child. Variou... | 06/28/1988 |
| 4752981 | Device for adjusting flexible laths relative to a bed frame A device comprised in combination of a lath support, with at least one means for receiving one flexible lath end, and a bearing to be secured to the bed frame, which has at least one pin which fits into the one of at least two cavities lying above one ano... | 06/28/1988 |
| 4752982 | Adjustable back support apparatus This invention relates to an adjustable back support apparatus having a main support base assembly; a main support and cushion assembly; and an anchor assembly to adjustably connect the main support and cushion assembly to the main support base assembly. ... | 06/28/1988 |
| 4752983 | Surgical instrument cleaning device A device is provided which is adapted for use in surface cleaning a soiled portion of a surgical instrument. The device includes a hollow casing having an elongated slot formed in an exterior surface of the casing. The slot permits the soiled portion of t... | 06/28/1988 |
| 4752984 | Dental brace toothbrush Disclosed is a toothbrush and a method for cleaning teeth having a dental brace mounted thereon. The toothbrush includes a handle and a head portion on one end of the handle. A plurality of bristles are mounted on the head portion and arranged into a sing... | 06/28/1988 |
| 4752985 | Closed end mops Mops and process for making closed or uncut end mops particularly using single ply cotton yarn having a high degree of twist. The yarn is processed through a fringe making machine into lengths of pre-sewn fringe and the high twist yarn tends to bunch toge... | 06/28/1988 |
| 4752986 | Low profile wheel system According to the preferred form of the invention, a pair of thin wheels is rotatably mounted in the bottom of the body of a caster or other load supporting wheeled device in a bilaterally symmetrical array. Each of the wheels has a downwardly facing outer... | 06/28/1988 |
| 4752987 | Support and guide system for movable door or wall elements A support and guide system for movable door or wall elements is disclosed, which system comprises stationary ceiling channels with channel junctions. Running in the ceiling channels are trolleys from which the door or wall elements are suspended through a... | 06/28/1988 |
| 4752988 | Process for extracting crab meat A sanitary process for efficiently extracting crab meat substantially automatically is disclosed. Live crabs are cooked and debacked in a conventional manner. The debacked crab bodies are then prepared for centrifugally extraction of the meat by advancing... | 06/28/1988 |
| 4752989 | Fastening device for splicing belts, splicing process using said device, and belt spliced according to said process Fastening device for splicing belts comprising reinforcing elements made of manmade fabric or metal cords, characterized by the fact that it consists of two central support plates, two installation and alignment wedges, two locking cores which make it pos... | 06/28/1988 |
| 4752990 | Fastening device for rope A fastening device for connecting a rope to an object includes a shank which contains an aperture through which the rope loops, and in addition a hook at one end of the shank. The hook carries a keeper which pivots on it between closed and open positions,... | 06/28/1988 |
| 4752991 | Clamp mechanism for an elongate element A clamp apparatus which can releasably grip an elongate element includes first and second jaw members supported for relative movement between gripping and release positions. The first jaw member has thereon first and second surface portions and a recess t... | 06/28/1988 |
| 4752992 | Slide fastener with thermoplastic end stops A slide fastener 10 includes an end stop which is made of a thermoplastic material and allowed on melting by ultrasonic or high-frequency fusion to permeate yarns of fastener tapes, penetrate the interstices or openings in the tapes and fuse together at t... | 06/28/1988 |
| 4752993 | Fastener and method of attachment to sheet material A fastener and method of attachment of such fastener to sheet material to provide attachment of a tubular fastener to the sheet material by extruding, without severing, portions of the sheet material completely through openings on the base portion of the ... | 06/28/1988 |
| 4752994 | Apparatus for removing burrs from welded material A scarfing apparatus for removing a weld bead from a tube being produced by a continuous method wherein the tube enters one end of a rotatable hollow spindle which supports a tool bit. The tool bit has an arcuate shape having a segment which extends 180°... | 06/28/1988 |
| 4752995 | Manufacture of pistons A method is disclosed of manufacturing a piston having a skirt on which are formed a plurality of bearing surfaces, each bearing surface being at a predetermined axial position on the skirt, being spaced outwardly of the skirt to a required radial dimensi... | 06/28/1988 |
| 4752996 | Insert installation tool A tool for installing an externally threaded and keyed insert comprising a mandrel for the acceptance of an externally threaded insert. A cylindrical key-set sleeve is journaled on the mandrel and is movable axially thereof so as to bias the keys on the i... | 06/28/1988 |
| 4752997 | Process of repairing a multi-wire electrical cable A procedure for drying cables having multiple pairs of insulated wires therein by using a compound comprising a mixture of polymer granules and granules of a lubricating and bond-breaking substance. The polymer granules are swellable and with respect to w... | 06/28/1988 |
| 4752998 | Process and device for attachment of identification plates, particularly to electrical distributor components, and identification plate to be thereby attached A process and device for attachment of identification plates to an electrical distributor component, initially interconnected plates forming strips that can be inserted into the device, which has at least one storage groove and from which, by means of a t... | 06/28/1988 |
| 4752999 | Spherical transformer A spherical transformer and process for forming same is set forth. Hollow, hemispherical elements are rotated to enable a cooperating cutting tool to impart a helical impression therein. An adhesive is sprayed into the interiors of both hemispheres and th... | 06/28/1988 |
| 4753000 | Method of making snap action switches A switch module includes a base and an array of one or more switches spaced adjacent to one another on the base. Each switch includes a fixed contact as well as a moving contact and supporting arm therefor. All of the switches in the array are formed from... | 06/28/1988 |
| 4753001 | Wire stripping method and apparatus A coated wire with a metal core is inserted between two rollers, at least one of which has a plurality of circumferential cutting edges. The rollers are adjusted to firmly grasp the wire. The cutting edges of the first roller are axially staggered relativ... | 06/28/1988 |
| 4753002 | Apparatus for closing a metallic shield around a cable core A metallic strip and a cable core are advanced together along a passline through conventional apparatus for wrapping the strip around the core to provide a partially formed shield around the cable. The shield and core continue along the passline through a... | 06/28/1988 |
| 4753003 | Bandoleer of contact carriers for use in power crimping tool An improved bandoleer of contact carriers for use in a power crimping tool is provided by assembling a plurality of separate contact carriers. Each contact carrier has a uniform exterior size and shape and is further provided with a male connector radiall... | 06/28/1988 |
| 4753004 | Chip mounter A chip mounter for automatically mounting an electronic part onto a substrate. The chip mounter has a sucker for vacuum-holding the electronic part, at least one pair of fingers capable of reciprocatively moving between an electronic part clamping positio... | 06/28/1988 |
| 4753005 | Multiconductor electrical cable terminations and methods and apparatus for making same Cables having interspersed co-planar signal and ground wires are terminated at a planar circuit board by stapling the cable to the circuit board with a bus member, mechanically and electrically connecting the signal wires to signal wire termination sites ... | 06/28/1988 |
| 4753006 | Disposable razor with shaving cream in handle A disposable razor includes a handle having a compartment for containing a limited amount of shaving cream/gel, with the amount of the shaving cream/gel predetermined to be quantitatively the appropriate amount usable during the relatively short life of t... | 06/28/1988 |
| 4753007 | Cutting tool for shielded cable The cutting tool includes a tool body having a longitudinal channel to receive different sizes (outer diameters) of shielded cable for cutting and a cutter arm movably mounted on the body to bring a rotatable cutter blade into the channel to cut the shiel... | 06/28/1988 |
| 4753008 | Severing of tubes in steam generator Apparatus for severing primary tubes of steam generator of a nuclear reactor. The tubes are under water because they are radioactive and also because it is undesirable to expose the tubes to oxidation. The tubes are in a confined region of the steam gener... | 06/28/1988 |
| 4753009 | Multi-function sewing implement A multi-function sewing implement having a scissor configuration wherein one cutting edge is curved for raising and severing single stitches and the opposing cutting edge is straight. The adjacent edge member is provided with an extension containing a rec... | 06/28/1988 |