1
Green David T: Cartridge and powering instrument for stapling skin and fascia. United States Surgical Corporation, February 20, 1973: US3717294 (542 worldwide citation)

A disposable staple cartridge housing a plurality of staples on a flexible belt and adapted to inject and form the staples, singly, into the disunited skin or fascia of a patient. Downwardly projecting flanges on a staple pusher act directly on the forwardmost staple positioned between a pair of adj ...


2
Collett Robert M: Flesh penetrating apparatus. February 20, 1973: US3717151 (188 worldwide citation)

A catheter apparatus for retention within the body of an animal employing a sleeve assembly composed of an inner sleeve telescopingly supported within an outer sleeve, a multiple radially expandable finger assembly hingedly integrally connected at one end to the outer sleeve and capable of being mai ...


3
Barret Jean Pierre, Jourdan Gerard, Harbonn Jacques: Process of high reliability for communications between a master installation and secondary installations and device for carrying out this process. February 20, 1973: US3717844 (107 worldwide citation)

A process of transmission wherein each transmitted message is constituted by sequences containing element of information numerically coded by amplitude modulation of a carrier wave through at least one subcarrier oscillation. The coded values of each subcarrier oscillation are selected between two v ...


4
Evans James W: Athletic swing measurement system. Athletic Swing Measurement, February 20, 1973: US3717857 (103 worldwide citation)

An athletic swing measurement method and apparatus for measuring characteristics of the swing of an athlete's arm, bat or club. An accelerometer is provided for measuring acceleration or velocity and strain gages for measuring flex and twist of a plate placed on an athlete's arm or within a bat or c ...


5
Abbas Shakir A, Stern Paul G: Electronically rewritable read-only memory using via connections. International Business Machines Corporation, February 20, 1973: US3717852 (79 worldwide citation)

An electronically rewritable read-only memory comprising an integrated semiconductor array of P-N junctions formed in a semiconductor substrate. A dielectric film is formed on the surface of the substrate on top of which a thin metallic film is deposited. The dielectric is thinner above an active re ...


6
Cocke John, Mommens Jacques H, Raviv Josef: Processing of compacted data. February 20, 1973: US3717851 (79 worldwide citation)

This data processing technique utilizes compacted data in the form of variable-length codes having length-representing prefix portions which themselves are variable-length encoded. The relatively small amount of storage needed when such a code format is used enables data to be conveniently encoded a ...


7
Dewall Richard A: Perfusion safety valve. February 20, 1973: US3717174 (73 worldwide citation)

A perfusion safety valve for use in blood oxygenating systems. The valve includes an elongated, rigid, perforated tube and interiorly disposed therein is a collapsible membrane-like wall which may collapse to cut off the flow of blood through the tube. Exteriorly of the tube is a second membrane-lik ...


8
Brahm Harry: Combination massaging, air-cushioning and ventilating insole. February 20, 1973: US3716930 (67 worldwide citation)

A combination massaging, air cushioning and ventilating insole unit having top, center and bottom layers of air impervious material shaped peripherally to fit within a shoe, the peripheries of the three layers being adhered together to form an air tight top chamber between the top and center layers ...


9
Cunningham Francis V, Wicks John S: Shrinkable cable joint sleeve, cable joint employing the same, and method of forming a cable joint. Joslyn Mfg and Supply Co, February 20, 1973: US3717717 (64 worldwide citation)

A shrinkable cable joint sleeve includes a hollow tube of shrinkable insulating material having tapered end portions and a first conductive shield along its outer surface. The cable joint sleeve is slidably mounted over an end portion of a cable to be spliced or coupled to another cable by a connect ...


10
Hadden David M: Two conductor telemetering system. February 20, 1973: US3717858 (59 worldwide citation)

In a two conductor telemetering system, a sensor and transmitter are disposed at an outlying station. The transmitter produces a train of pulses having a repetition rate which is a function of the quantity being measured by the sensor. The pulses are transmitted over a two conductor transmission lin ...