1
Ellinwood Jr Everett H: Apparatus and method for implanted self-powered medication dispensing having timing and evaluator means. Olive B B, December 2, 1975: US3923060 (252 worldwide citation)

An apparatus for dispensing drugs and other medications within the body is adapted to be entirely implanted and to dispense such substances over a long period of time, e.g., one to several years, in accordance with the actual needs of the patient. A self-powered dispensing device stores a single or ...


2
Theeuwes Felix: Electroosmotic pump and fluid dispenser including same. Alza Corporation, Ciotti Thomas E, Sabatine Paul L, Mandell Edward L, December 2, 1975: US3923426 (180 worldwide citation)

A miniature electroosmotic pump and fluid dispenser including the pump are disclosed. The pump comprises a plexiglass housing having a fluid inlet and outlet, a pair of spaced silver-silver chloride electrodes disposed in the housing and connected to a d.c. power source, a porous ceramic plug which ...


3
Fletcher James C Administrator of the National Aeronautics and Space, N A, Kugath Donald A, Dane Dan H, Blaise Herman T: Remote manipulator system. Porter George J, Wofford Jr L D, Manning John R, December 2, 1975: US3923166 (167 worldwide citation)

A master-slave manipulator system with two master units controlled by the two arms and hands of an operator and two corresponding slave units. Both the master and the slave units have a first arm rotatably mounted to the floor at 30.degree. from the vertical, a second arm pivoted to it and mounted f ...


4
Andrews Stephen William, Woltosz Stanley: Pulse control circuit for electrosurgical units. Sybron Corporation, Roessel Theodore B, Yeo J Stephen, December 2, 1975: US3923063 (145 worldwide citation)

A control circuit for electrosurgical units establishes a particular output signal to patient electrodes in response to condition of the patient electrodes. The duty cycle of the output signal is reduced when the patient electrodes are not in contact with the patient so as to prevent unwanted cuttin ...


5
Dormans Paul M: Two-way cable television system with enhanced signal-to-noise ratio for upstream signals. The Magnavox Company, Barbee Joe E, Briody Thomas A, Streeter William J, December 2, 1975: US3924187 (138 worldwide citation)

A cable television system having a bidirectional, downstream and upstream, signal transmission network capable of providing downstream signal paths between a central station and each of a plurality of subscriber terminals simultaneously with upstream signal paths between each of the subscriber termi ...


6
Mostrom Richard N: Head mounted displays. Honeywell, December 2, 1975: US3923370 (137 worldwide citation)

A head mounted display comprising a helmet having a visor which is, at least in part, a paraboloid, two portions of which are treated so as to be at least partially reflective. The visor is attached to a helmet adapted to be worn by a person. Also mounted on the helmet is projection apparatus and a ...


7
Cox III Charles H: Heater remote control system. Paul & Paul, December 2, 1975: US3924120 (136 worldwide citation)

A remote control system including infrared transmission means for coupling control signals simultaneously to remotely located instruments from a central station via either a plurality of modulated carriers or digital code words which carry the control information. The remote control system further i ...


8
Lavin Joseph L: Method and apparatus for forming and fitting orthodontic appliances. Wells St John & Roberts, December 2, 1975: US3922786 (126 worldwide citation)

A method and apparatus are disclosed for correcting malocclusions of a patient's teeth by utilizing conventional archwires. The method basically involves: (a) mounting a set of archwire brackets on the patient's teeth; (b) taking a negative impression in resilient material of the subject teeth and t ...


9
Smith Schuyler B: Method of preparing fire retardant siloxane foams and foams prepared therefrom. Dow Corning Corporation, Borrousch Roger H, December 2, 1975: US3923705 (121 worldwide citation)

Siloxane foams can be prepared by mixing an organohydrogensiloxane, a hydroxylated organosiloxane and a platinum catalyst in amounts such that the ratio of silicon-bonded hydrogen atoms to silicon-bonded hydroxyl radicals is from 2.5 to 40 and thereafter allowing the mixture to foam. The siloxane fo ...


10
Armond John Walter, Webber David Arthur: Adsorption system. The British Oxygen Company, Dennison Dennison Meserole & Pollack, December 2, 1975: US3923477 (116 worldwide citation)

A process for enriching the proportion of a gas in a gas mixture by passing the mixture through an adsorbent bed under pressure, reducing the pressure by countercurrently venting the adsorbed gas, evacuating residual gas from the bed, restoring the pressure in the adsorbent bed by introducing produc ...