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| Number | Title | Issue Date |
| 4279077 | Pocket can opener A relatively flat and entirely portable can lid removing device comprising can end retaining structure which permits relative rotation of the can and the lid removing device, a can lid cutter which cuts the lid from the remainder of the can during the men... | 07/21/1981 |
| 4279078 | Fluid presence detector A fluid level indicator circuit is used in cooperation with a probe attached to a long wire where the probe has first and second electrodes for contacting the surface of the fluid and leads communicating to the indicator circuit. The water level indicator... | 07/21/1981 |
| 4279079 | Direct feeling gage for the measurement of the sizes of moving workpieces, in particular for measurements with intermittent contact between the feeling means and the workpiece A direct feeling gage for the measurement of the sizes of moving workpieces with intermittent contact between the feelers and the workpiece including a hollow cylindrical shell defining a fluid tight space adapted to house both a portion of a mobile arm t... | 07/21/1981 |
| 4279080 | Touch signalling probe A touch signalling probe including a probe shaft having a touch sensor on its pointed end, an insulated contact base plate which is fixed to a probe case and has an aperture in its center through which the probe shaft can be penetrated, two sets of upper ... | 07/21/1981 |
| 4279081 | Wallboard T-square A large T-square having retractable pins for temporary attachment of the T-square to the face of a product such as a gypsum wallboard.... | 07/21/1981 |
| 4279082 | Solar assist and filter construction for dryer inlet An air inlet construction for a domestic clothes dryer and including a pair of selectively usable air inlet ports. One of the air inlet ports opens outwardly to the area immediately adjacent and exterior of the dryer and the other inlet port opens into th... | 07/21/1981 |
| 4279083 | Shoe construction with replaceable sole A shoe construction includes a shoe body which is conventional except that it does not include a shoe sole, a first layer of material fixed to the undersurface of the shoe body, a second layer of material for attaching to and detaching from the first laye... | 07/21/1981 |
| 4279084 | Snowplow blade lift mount assembly A lift mount assembly is provided for a plow blade unit mounted on the front of a vehicle having longitudinally extending frame members and a laterally extending bumper at the front ends of the frame members. The assembly includes a supporting portion com... | 07/21/1981 |
| 4279085 | Excavating buckets An excavating device having a plurality of gouging members protruding downwardly from the bottom of an excavating bucket, and extending therefrom in the direction toward the bucket's scooping edge, the members being staggered at varying distances from the... | 07/21/1981 |
| 4279086 | Decorative panel and hanging device therefor A decorative panel comprised of a face sheet and a rear sheet arranged one upon the other, each sheet being transparent. The sheets are slightly spaced apart so that a sheet of display material may be held in place by set screws carried by the rear sheet ... | 07/21/1981 |
| 4279087 | Box frame for fabric prints and the like A box frame for the display of fabric prints and the like, comprising a shallow, closed box formed from folded sheet material, with the fabric stretched over the front face of the box and stapled or otherwise secured to the rear surface. The rear of the b... | 07/21/1981 |
| 4279088 | Visual stimulation apparatus useful in therapeutic treatment There is provided a visual stimulation instrument operable to induce by perception of a visual message useful in therapeutic treatment of psychological and psychic disorders. A simple embodiment provides messages viewed by a patient with a sheet of paper ... | 07/21/1981 |
| 4279089 | Optical illumination device This invention relates to an optical illumination device using optical fiber members. Basically, one of the respective ends of optical fiber members is opposed to a light source, with a filter disposed between the one end and the light source, the filter ... | 07/21/1981 |
| 4279090 | Energy releasing novelties The basis here is the pyramid shape used in a spiral form. Pyramid shapes are placed in a spiral form in such a manner that they transmit an ascending amount of energy one to the other until this energy culminates in a base pyramid shape.... | 07/21/1981 |
| 4279091 | Firearm recoil reducer A recoil reducing device for a firearm including a hollow sleeve received within a chamber of the stock of the firearm, with one end directed toward the receiver of the firearm and the other end directed away from it and with closures at opposite ends of ... | 07/21/1981 |
| 4279092 | Fishing weight A fishing weight body having an axis which is coincident or coplanar with the fishing line on which it is used, the body of which is comprised of a material having a specific gravity substantially greater than one, said body having an axial channel contai... | 07/21/1981 |
| 4279093 | Humane animal trap A first elongated base bar for disposition in a horizontal position is provided and a second elongated bar has one end pivotally anchored relative to one end of the base bar for angular displacement between a first upstanding cocked position disposed gene... | 07/21/1981 |
| 4279094 | Animal trap attachment A spring and bail attachment for coil-spring, leg-hold animal traps which provides a firm stable base therefor to prevent tipping thereof to alarm the animal if a jaw is stepped on and which increases the traps holding power by preventing the animal from ... | 07/21/1981 |
| 4279095 | Flea vacuum system An attachment is provided for a vacuum cleaner hose and is equipped with a canister having a handle and a nozzle having a pointed suction head. Within the nozzle a vacuum plenum is bounded by a partition having an array of firm pliable fingers about its p... | 07/21/1981 |
| 4279096 | Pull toy A pull toy comprising a plurality of cans or cylinders of decreasing length and diameter nested linearly inside one another, said cans being fastened to successive can components by an elastic band connector. The largest of the plurality of cans is equipp... | 07/21/1981 |
| 4279097 | Soft playing disc A soft playing disc is made of a pliable material having a generally disc-cupped shape to provide an aerodynamically stable disc. The material from which the disc is constructed is sufficiently rigid to enable the device to maintain and hold an aerodynami... | 07/21/1981 |
| 4279098 | Toy airplane The invention comprises a preschool toy airplane including a fuselage housing a spring motor mechanism which is wound by turning a handle located at the tail. The spring motor rotates the propeller and the winding handle relative to the fuselage of the pl... | 07/21/1981 |
| 4279099 | Figure toy A figure toy which includes a unique actuating mechanism which cooperates with a novel shoulder assembly which allows the toy to emulate a shrug or a wave and to perform other functions of the same sort in a very realistic manner. The shoulder assembly in... | 07/21/1981 |
| 4279100 | Sounding toy A sounding toy for producing musical tones and other sounds includes a reciprocating element which may be repetitively struck by the user in order to produce the sounds. The sounding toy includes a vertically reciprocating cylindrical member which moves w... | 07/21/1981 |
| 4279101 | Modular hydroponic system A continuous flow, modular hydroponic system comprising a nutrient tray housing a nutrient feed supply operatively supported on a support structure and a plurality of plant cartridges removably mounted on a plant cartridge support member wherein each plan... | 07/21/1981 |
| 4279102 | Method of manufacturing narrow track ferrite head cores A magnetic transducing core having a transducing face defined by planes whose surfaces comprise substantially parts of ferrite grains, and a method for producing this core. The method involves proper selection of the grit size and binder of a diamond grin... | 07/21/1981 |
| 4279103 | Hand tool for use in sanding louver boards A block-like body including a cap plate and a pair of rigid plates of a common width and of different lengths substantially registered with said cap plate and disposed in mutually superimposed relation for defining a pair of adjacently related working sur... | 07/21/1981 |
| 4279104 | Sign post construction having reciprocable driver for placement and removal A hollow post tube 12 is reciprocable on an anchor spike 14 to implement the placement and removal of a sign post. A striker plate 20 located on the bottom of the post tube may be repeatedly hammered down against a ground abutment plate 16 or up against a... | 07/21/1981 |
| 4279105 | Ground-based portable and collapsible structures A ground-based portable and collapsible structure comprises two similar rectangular plates hinged together and disposed in downwardly-diverging relationship with their hinge-remote edges engaging the bottoms of re-entrant slots opening from the upper edge... | 07/21/1981 |
| 4279106 | Roofing panel A thin shell of hard plastic has a cavity within which a polyurethane foam is received. Each panel includes an upper, relatively straight-line edge, two side edges at substantially 90 degrees to the upper edge, and a lower, irregular edge having the appea... | 07/21/1981 |
| 4279107 | Systems for anchoring structural members This invention relates to a system for anchoring structural members, such as structures made of round and profiled tubes of steel, non-ferrous metal, light-alloy and plastics. The object of the system is for tubular members of any size and load-bearing ca... | 07/21/1981 |
| 4279108 | Joint construction for log buildings Each log is provided with a tongue on the upper surface and a rectilinear groove in the lower surface thereof. The edges of the tongue are beveled so that upon insertion into a rectilinear groove elongated expansion chambers will be defined to halt the pr... | 07/21/1981 |
| 4279109 | Access floor mounting assembly An assembly for mounting access flooring over a permanent surface is comprised of a plurality of supporting pedestals. Each pedestal carries an upper panel support plate and each plate has a plurality of precisely dimensioned indexing members rigidly fast... | 07/21/1981 |
| 4279110 | Ceiling mirror assembly A suspended ceiling panel assembly particularly where one side of the panel is a mirror. The assembly to be suspended from supports. On the panel is a hanger, and a locking member is pivotally joined to the hanger. The locking member has a stable position... | 07/21/1981 |
| 4279111 | Retaining clip for soffit fixing on steel beams or columns A clip for holding an insulating and/or fireproofing panel to the surface of a structural member such as an I-beam or the like. The panel may be coated on one side thereof with a suitable adhesive and the clip will assist in supporting the panel in intima... | 07/21/1981 |
| 4279112 | Method for improving the thermic insulation of a building with a rigid frame structure A method for improving the thermic insulation of a metal building having a rigid frame structure comprised of metallic columns, beams, braces and rafters rigidly fixed to each other, to which sheet metal roof and wall panels are secured by metallic fasten... | 07/21/1981 |
| 4279113 | Coin guard for coin protection A device for encasing coins in protective envelopes embodying a generally rectangularly contoured housing elevated at one end and stepped down intermediate its ends to provide a flat work surface offsetedly spaced below the elevated end, with insulation f... | 07/21/1981 |
| 4279114 | Equipment for mounting a screw-cap on a container This disclosure relates to apparatus for applying screw-on caps to containers. The caps are fed down a chute and are engaged by the mouths of containers. Each cap, after it is engaged with the mouth of a container, is pressure-urged down onto the containe... | 07/21/1981 |
| 4279115 | High speed straight line container sealing machine A sealing machine is disclosed of the type which applies closure caps to containers at extremely high speeds by moving filled containers successively through a cap feeding station, a cap applying station, and a cap sealing station. The machine is characte... | 07/21/1981 |
| 4279116 | Method of and apparatus for wrapping Method of and apparatus for wrapping reams of paper or the like in which the ream being wrapped is placed on an elevator mechanism at a lower level and raised by the elevator mechanism to an upper level. The elevator mechanism comprises a central support ... | 07/21/1981 |
