1
Haller Jordan D: Heart valve and retaining means therefor. Larson Taylor and Hinds, October 8, 1974: US3839741 (262 worldwide citation)

An arrangement for retaining a heart valve in a passageway of a cardiovascular system, and a heart valve useable therewith. The retaining arrangement includes an annular arrangement surrounding the circular heart valve and engaging it so as to be radially expandable and contractable relative thereto ...


2
Violante Alfonso Monroy: Surgical instrument. Cameron Kerkam Sutton Stowell & Stowell, October 8, 1974: US3840017 (238 worldwide citation)

A surgical, thread holder and stitching device is provided which employs a hollow needle through which a spool or reel of surgical thread is fed. The hollow needle may have beveled ends for cutting the thread and a recess may be provided in the holder to receive a syringe to pass a medicant through ...


3
Fischer Albert G: Liquid crystal image display panel with integrated addressing circuitry. Westinghouse Electric Corporation, Sutcliff W G, October 8, 1974: US3840695 (174 worldwide citation)

A flat, non-vacuum display panel using a lightmodulating layer of a voltage-dependent, optically active material of twisted nematic liquid crystals, X-Y matrix addressed by an array of coextensive, vacuum-deposited, interconnected thin film transistors which are scanned from the periphery of the fla ...


4
Schwarcz Andor: Method for maintaining the normal integrity of blood. October 8, 1974: US3839743 (146 worldwide citation)

Thromboresistant biomedical articles are provided which are useful in the fields of subdermal surgical implants, laboratory apparatus and blood containers. These articles have at least a thin surface coating of an organic polymeric material having fluoroalkyl side chains and simple anionic side grou ...


5
Moore Donald D: Golf club having adjustable head means. Freeman & Taylor, October 8, 1974: US3840231 (136 worldwide citation)

A collapsible and adjustable golf club characterized by the presence of a selector means that includes first and second interlocking systems having different spaces between their respective points of mechanical interlock whereby uniform increments of adjustment may be made to vary the loft of the cl ...


6
Heifetz Milton D: Clamp for occluding tubular conduits in the human body. Mon Donald D, October 8, 1974: US3840018 (128 worldwide citation)

A clamp for occluding the lumen of a tubular conduit in the human body, such as an artery, a vein, or an intestine. The clamp includes a clamp body, grip means mounted to the clamp body, and a flexible band having an axis of length and of width. The band is attached to the body at a first point alon ...


7
Swoboda Jr John J, Swoboda Norman L: Racking arm for pipe sections, drill collars, riser pipe, and the like used in well drilling operations. Richards Harris & Medlock, October 8, 1974: US3840128 (122 worldwide citation)

The specification discloses a racking arm having a telescoping boom with a supported end and a free cantilevered end. A pipe gripping head is secured to the cantilevered end of the boom for clamping about elongated members such as pipe sections, drill collars, riser pipes or the like. The supported ...


8
Devlin Edward J: Drinking utensil. Glacier Incorporated, Fitch Even Tabin & Luedeka, October 8, 1974: US3840153 (98 worldwide citation)

A drinking utensil includes a container having flexible walls and a conduit extending into the container. A valve is applied to the conduit to control the flow of a beverage which is dispensed when a pressure is applied to the flexible walls of the container. A capsule that contains a refrigerant is ...


9
Roszyk Leon M, Barnas Jr Louis A: Hand held battery operated device and charging means therefor. Sunbeam Corporation, Clark Esquire George R, October 8, 1974: US3840795 (98 worldwide citation)

A battery operated appliance comprising a power unit having a rechargeable battery therein and a charging unit having a recess for insertion of the power unit therein for recharging the battery within the power unit, a transformer including one winding in the power unit and one winding in the chargi ...


10
Michaels Alan S, Buckles Richard G, Yum Su Il: Self-powered vapor pressure delivery device. ALZA Corporation, Ciotti Thomas E, Sabatine Paul L, Mandell Edward L, October 8, 1974: US3840009 (91 worldwide citation)

A self-powered vapor pressure delivery device for the controlled and continuous dispensing of an active agent employing in a preferred embodiment outer and inner chambers in functional relationships. The inner chamber is a sealed bag comprised of a flexible and substantially vapor and fluid impermea ...



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