1
Richter Gerhard: Device for supplying medicines. Siemens Aktiengesellschaft, Scher V Alexander, July 15, 1975: US3894538 (191 worldwide citation)

A device for supplying medicines or the like to the body of man or beast has a container for preserving a medicine as well as means for changing the volume of the container. The container has an opening through which the medicine is ejected when the volume of the container is diminished. The inventi ...


2
Ward John H: Identification card having a reference beam coded hologram. Optronics International, Birch Richard J, July 15, 1975: US3894756 (127 worldwide citation)

An identification system for identifying persons, articles, documents and the like using a coded hologram which contains the desired identifying indicia in coded holographic form. Encoding of the identifying indicia in the hologram is accomplished by means of a beam scrambler which introduces random ...


3
Cricchi James Ronald, Blaha Franklyn C: Block oriented random access memory. Westinghouse Electric Corporation, Hinson J B, July 15, 1975: US3895360 (126 worldwide citation)

A block oriented random access memory (BORAM) is disclosed as comprising a plurality of memory arrays of metal-nitride-oxide semiconductor (MNOS) memory elements. Each memory array includes a plurality of the MNOS memory elements disposed in rows and columns, and serial or sequential means such as a ...


4
Morey Robert Earl: Instruments for transcutaneous and subcutaneous investigation and treatment. Acupulse, Cooper Philip G, July 15, 1975: US3894532 (124 worldwide citation)

Instrument provides three modes of operation: (1) An impedance measuring probe and meter and a tone generator, the frequency of which is a function of the skin impedance at the test point. A squelch circuit disables the tone generator when the probe is not in contact with the skin; (2) A sensitive v ...


5
Bonner Jr Francis J: Catheter. July 15, 1975: US3894540 (122 worldwide citation)

A catheter for urinary and other purposes is disclosed, comprising means forming an elongated flexible conduit having an insertion end, the conduit also having a distal end spaced from the insertion end. Means are provided forming a protective sheath extending in continuous form from the insertion e ...


6
Tham Min Jack, Closmann Philip Joseph: Recovering oil from a subterranean carbonaceous formation. Shell Oil Company, July 15, 1975: US3894769 (116 worldwide citation)

In a process for recovering oil from oil shale which comprises injecting a fluid A, such as steam, into contact with finely-divided, unconsolidated, solid particles in a rubbled oil shale chimney; withdrawing fluids from the chimney from a point above the injection point of fluid A, and adjusting th ...


7
Mizusawa Akira: Tubing clamp assembly for maintaining tubes in locked parallel relationship to surface. Illinois Tool Works, Beart Robert W, Halvorsen J R, July 15, 1975: US3894706 (115 worldwide citation)

An assembly for fixing elongated bodies such as tubes to a support with a plurality of gripper means extending upwardly from a base plate and adapted to cooperate with a cover plate having means to engage the gripper means and means to fit within the interspaces of the grippers to insure continued e ...


8
Lowder James T, Tausch Edwin M: Method of manufacturing diamond abrasive tools. Abrasive Technology, Cennamo, Kremblas, Foster, July 15, 1975: US3894673 (111 worldwide citation)

An improved diamond abrasive tool and method of manufacture characterized by a direct brazing technique of diamond crystals to a substrate surface which requires no pre-conditioning of the surface of the diamond in order to obtain the necessary wetting thereof. The method employed utilizes readily a ...


9
Mittelmeier Heinz, Karpf Kurt, Moser Heinz: Hip joint prosthesis. Oscobal Chirurgische Instruments und Implantate, Imirie Smiley & Linn, July 15, 1975: US3894297 (96 worldwide citation)

The present invention relates to a joint prosthesis comprising a substantially frustoconical acetabulum member provided with supporting ribs in the form of a tapering thread and a prosthesis shaft provided with circular supporting ribs allowing anchorage of the prosthesis and the acetabulum member w ...


10
Owen Hartley, Demmel Edward J: Conversion of hydrocarbons with mixture of small and large pore crystalline zeolite catalyst compositions to accomplish cracking cyclization, and alkylation reactions. Mobil Oil Corporation, Huggett Charles A, Farnsworth Carl D, July 15, 1975: US3894934 (90 worldwide citation)

A combination operation utilizing a mixture of small and large pore crystalline aluminosilicates having activity and selectivity for cracking hydrocarbons and cyclization of gaseous products of cracking in a dual conversion zone operation is described. The catalyst components used contribute to the ...