Nicholas K Sheridon: Twisting ball panel display. Xerox Corporation, November 21, 1978: US04126854 (302 worldwide citation)

A display system in which the display panel is comprised of a plurality of particles which have an electrical anisotropy due to hemispherical surface coatings of different Zeta potential and their distribution in a volume of a dielectric liquid, and which also have an optical anisotropy due to the h ...

G Kent Archibald: Electrosurgical unit. Minnesota Mining and Manufacturing Company, Cruzan Alexander, Donald M Sell, Robert L Marben, November 21, 1978: US04126137 (204 worldwide citation)

An electrosurgical unit having a feedback control circuit for providing control of the power amplifier of the unit so power delivered to tissue presented between the active and return electrodes of the unit will be substantially constant over the range of impedance presented by various tissues that ...

Tetsuo Hashimoto, Yasuo Fukunaga: Outer conductor attachment apparatus for coaxial connector. Bunker Ramo Corporation, William Lohff, F M Arbuckle, November 21, 1978: US04126372 (177 worldwide citation)

An outer conductor attachment apparatus for use with a coaxial cable connector. The apparatus comprises a truncated cone shaped member having a longitudinal passage extending therethrough for insertion of the inner conductors of a coaxial cable. Adjacent the larger end of the cone shaped member, the ...

Ryoichi Suzuki, Masanori Uchidoi, Yukio Mashimo, Tetsuya Taguchi, Yusuke Ono, Hiroshi Aizawa: Power supply circuit for camera. Canon Kabushiki Kaisha, Toren McGeady and Stanger, November 21, 1978: US04126874 (148 worldwide citation)

A power supply circuit for a camera wherein a detection circuit which detects the voltage of a power source is provided for supplying an electric power to the electric circuit of the camera only when the detected voltage is above a preset value.In the power supply circuit, the power supply is contro ...

John R Martin, Robert S Block: Method and system for accumulating data over nondedicated telephone lines. Burns Doane Swecker & Mathis, November 21, 1978: US04126762 (127 worldwide citation)

A system wherein a telephone calling signal from a central station initiates the connection of a remote terminal, including a data accumulator, at a subscriber's station to a nondedicated telephone line for reading by a billing processor computer at the central station. In one embodiment, sequential ...

Peer M Portner, Jal S Jassawalla: Intravenous and intra arterial delivery system. Andros Incorporated, Fitch Even Tabin & Luedeka, November 21, 1978: US04126132 (126 worldwide citation)

An intravenous and intra arterial delivery system is described having a disposable cassette actuated by a pump and control electronics for providing positive but variable delivery rates. The cassette is self-priming and provides protection against the delivery of air by being unable to impel air, an ...

William W Armstrong: Tetracycline antibiotic compositions. Pfizer, Francis X Murphy, Charles J Knuth, Allen J Spiegel, November 21, 1978: US04126680 (108 worldwide citation)

Aqueous solutions of oxytetracycline, doxycycline or chlortetracycline in caprolactam or 2-piperidone are disclosed.

Philip S Brown, Douglas G Harman: Apparatus for hydraulically expanding a tube. Westinghouse Electric, F J Baehr Jr, November 21, 1978: US04125937 (95 worldwide citation)

A mandrel that forms an annular space when inserted within a tube and has O rings adjacent each end and a leading end having a tapered portion and a spring cooperatively associated with the O ring to facilitate sliding the mandrel into the tube and forming a fluid-tight seal adjacent the leading end ...

Rolland L Grenzow: Portable automatic number outpulser. Bell Telephone Laboratories Incorporated, Charles H Davis, Jerry W Herndon, November 21, 1978: US04126768 (94 worldwide citation)

An automatic, portable digit outpulser for use with a telephone is disclosed. In one preferred embodiment, the outpulser resembles a credit card encasing electronic circuitry and having a low-profile acoustic device mounted on one surface of the card for acoustically coupling the outpulser to the tr ...

Walter R Derr Jr, Lawrence E Gallagher, James H Haddad, Stephen J McGovern, Klaus W Schatz, Fritz A Smith: Method and arrangement of apparatus for hydrogenating hydrocarbons. Mobil Oil Corporation, Charles A Huggett, Carl D Farnsworth, November 21, 1978: US04126539 (89 worldwide citation)

A CHD reactor is modified to include a feed nozzle arrangement which hydrogen-saturates the charged liquid before distribution across the fixed catalyst bed by a pair of gas/liquid distributor trays. Product is recovered from the catalyst bed through an apparatus arrangement comprising Glitsch grid ...