Wadhwani Romesh Tekchand, Pribadi Krishnahadi Sikun: Security system. Buell Blenko & Ziesenheim, December 9, 1975: US3925763 (284 worldwide citation)

A security alarm system for selectively detecting and signalling abnormal or emergency conditions, such as robbery, assault, fire, smoke, burglary, medical emergencies, etc. in a home, apartment, institution, plant or other place of business via digitally-coded messages, to a central data station. T ...

Alan J Tooth: Security papers. Portals, Buell Blenko & Ziesenheim, January 15, 1980: US04183989 (109 worldwide citation)

A security paper which contains a security device e.g. a strip, thread or planchette having at least two machine verifiable security features thereon, one of which is a magnetic material, which may be magnetically coded or printed in a predetermined pattern on the device, and a second of which is a ...

Deborah Winstead Hall: Syringe assembly. Buell Blenko Ziesenheim & Beck, November 2, 1982: US04356822 (103 worldwide citation)

A syringe assembly having a hollow barrel and a needle in communication with the barrel for receipt or discharge of material therethrough. A plunger is received within the hollow barrel. A cap member receives at least a portion of the barrel and locking members are provided for securing the barrel a ...

Richard O Marsh Jr: Wedge-tight pipe coupling. Buell Blenko Ziesenheim & Beck, June 23, 1981: US04274665 (103 worldwide citation)

A pipe coupling for application to plain end pipe and pipe pile by a driving force. It provides much greater tensile strength than the double sleeve type of pipe coupling disclosed and claimed in my U.S. Pat. No. 4,053,247 in that it provides greater strength under tension. In one embodiment, a pair ...

Peter Swarbrick, William John Green, Charles Maillefer: Manufacture of extruded products. BICC, Establissements Maillefer, Buell Blenko & Ziesenheim, September 26, 1978: US04117195 (96 worldwide citation)

In a method of making a cross-linked extruded product from polyethylene or other suitable polymer, the polymer is metered into a screw extrusion machine together with compounding ingredients comprising a hydrolysable unsaturated silane, a free-radical generator and a silanol condensation catalyst. T ...

Erdem I Cantekin: Middle ear ventilating tube and method. Buell Blenko & Ziesenheim, September 25, 1979: US04168697 (94 worldwide citation)

A ventilating tube and method are provided for maintaining a desired gaseous partial pressure in the middle ear comprising in combination a tube having an axial lumen, means on the tube holding the tube in place in a wall of the inner ear and a selective permeability membrane closing the tube lumen.

Antonevich John N: Output monitored electromechanical devices. Blackstone Corporation, Buell Blenko & Ziesenheim, August 20, 1974: US3830098 (93 worldwide citation)

An electromechanical device comprises a pair of like transducer units affixed to a bar having with the transducers natural frequencies of vibration so that one unit is nearer a node than the other. An impedance is connected in series with each transducer unit, and the two series circuits are paralle ...

Richard L Gibson: Custodial latch assembly for windows and the like. Season All, Buell Blenko Ziesenheim & Beck, October 9, 1984: US04475311 (83 worldwide citation)

A window construction having fixed and movable frames and an associated latch assembly. The latch assembly includes a latch housing, a latch member reciprocable within said housing and a cam lock. The cam lock is rotatably mounted within the housing and has a first position wherein the cam lock urge ...

Erik F Buell: Motorcycle suspension systems. Buell Blenko & Ziesenheim, November 15, 1977: US04058181 (82 worldwide citation)

An improvement in motorcycle frames having a generally closed configuration with generally horizontal upper and lower frame members and spaced generally front and rear vertical members transverse to and connecting said upper and lower members to form a closed configuration and a power unit in said f ...

John Unertl Jr: Rifle telescope. Buell Blenko Ziesenheim & Beck, January 27, 1981: US04247161 (82 worldwide citation)

A rifle telescope is provided which may be of either the movable erector lens assembly type or the movable reticle assembly type and which provides resilient means in said tube biasing said assembly vertically and horizontally in said tube, an elevation adjustment means in said tube acting on said a ...