Cooper Martin, Dronsuth Richard W, Mikulski Albert J, Lynk Jr Charles N, Mikulski James J, Mitchell John F, Richardson Roy A, Sangster John H: Radio telephone system. Motorola, Parsons Eugene A, Gillman James W, September 16, 1975: US3906166 (240 worldwide citation)

A portable duplex radio telephone system includes at least one base station transmitter having a predetermined base transmission range, and a plurality of portable or mobile units each having a predetermined portable maximum transmission range predeterminately shorter than the base transmission rang ...

Halpern John W: Proximity data transfer system with tamper proof portable data token. Townsend and Townsend, September 16, 1975: US3906460 (173 worldwide citation)

A data handling system comprising a data transfer portion and a portable data token portion. The data transfer portion includes means for transferring data between the data token and a computer, data checking circuitry, means for transferring a validation character signal to the data token, and a pr ...

Bader Christian: Method of measuring the charge condition of galvanic energy sources and apparatus for carrying out this method. Firma Deutsche Automobilgesellschaft mbH, Craig & Antonelli, September 16, 1975: US3906329 (162 worldwide citation)

A method and apparatus for measuring the charge condition of galvanic energy sources by means of an integrating measuring device, in which the charging current or a magnitude proportional thereto is weighted with a factor dependent on the predetermined gassing voltage which changes with temperature ...

Martin Robert Lanham: Computer monitoring system. Bell Telephone Laboratories Incorporated, Nimtz R O, September 16, 1975: US3906454 (151 worldwide citation)

There is disclosed a computer monitoring system for detecting, filtering and storing 'hardware events' and 'software events'. Hardware events are counted or timed, while software events resulting from special store instructions are selectively stored in a monitor memory. Software events can be used ...

Marchak Frank J: Paper money identifier. Jones Tullar & Cooper, September 16, 1975: US3906449 (141 worldwide citation)

An improved currency identifier permits recognition of various denominations of paper currency by blind persons. The identifier includes a housing having a tray along which money to be identified is passed. In one embodiment, a source of light is stationed above the tray and positioned directly unde ...

Prado Jr Eduardo da Silva: Electronic system for the recording of periodically sampled variables. Groff Jr Emory L, September 16, 1975: US3906450 (134 worldwide citation)

System for transmitting periodically pulsed variable information and forwarding it to a recorder for processing and reproduction, which recorder is activated only when a change occurs from the previously received data. As particularly described herein this system is directed to a television audience ...

Hewson John R, Hewson Roy H: Apparatus for sealing the esophagus and providing artificial respiration and evacuating the stomach. Brunswick Mfg Co, Wolf Greenfield & Sacks, September 16, 1975: US3905361 (133 worldwide citation)

Apparatus for use in artificial respiration and stomach evacuation comprising an elongated member and ventilation mask. The elongated member which is designed to be inserted into the esophagus and stomach has an expandable inflatable element which can be operated externally after insertion in order ...

Hilleman Maurice R, Tytell Alfred A, Woodhour Allen F: Stimulation of antibody response. Merck & Co, September 16, 1975: US3906092 (121 worldwide citation)

The antibody response to an adjuvant type vaccine is augmented by incorporation in the vaccine of a polynucleotide or a complex of polynucleotides.

Ayers Peter G: Process for forming absorbent paper by imprinting a semi-twill fabric knuckle pattern thereon prior to final drying and paper thereof. The Procter & Gamble Company, Linman E Kelly, Braun Frederick H, Gorman John V, September 16, 1975: US3905863 (120 worldwide citation)

A low-density, soft, bulky and absorbent paper sheet exhibiting a diamond-shaped pattern in its surface after creping, said paper being characterized by having a cross-directional stretch of from about 3.5 percent to about 6 percent, as well as improved softness, surface feel and drape, said paper s ...

Long Roger A: Implantable ceramic bone prosthesis. Posta Jr John J, Posta Jr Esq John J, September 16, 1975: US3905047 (120 worldwide citation)

The improved bone prosthesis of the invention comprises a unitary body containing an eutectic of metal pyrophosphate and refractory oxide. Preferably, the body also contains discrete particles of refractory oxide bonded together by the eutectic which serves as a matrix bonder. Moreover, the particle ...