1
James E Batz: Data transmission system including an RF transponder for generating a broad spectrum of intelligence bearing sidebands. Northern Illinois Gas Company, Johnson Dienner Emrich & Wagner, June 29, 1976: US03967202 (194 worldwide citation)

A data transmission system for obtaining information from a plurality of data sources includes an interrogate source for transmitting RF interrogate signals to the locations of the data sources and a transponder associated with each data source for receiving the interrogate signals and for generatin ...


2
Robert S Quandt: Ocular testing method and apparatus. Johnson Dienner Emrich & Wagner, June 15, 1976: US03963019 (126 worldwide citation)

A method and apparatus for detecting changes in body chemistry, for example, glycemia, is disclosed in which a beam of light is projected into and through the aqueous humor of the patient's eye. An analyzer positioned to detect the beam on its exit from the patient's eye compares the effect the aque ...


3
Randall C Hansen, Kenneth J Miller: Door fastening means. A L Hansen Mfg Co, Johnson Dienner Emrich & Wagner, April 27, 1976: US03953061 (83 worldwide citation)

A rotatable cam disc has connected thereto linkage means for operating latch bolts. The cam disc has an arcuate cutout in the edge portion thereof defining a pair of end shoulders. A lock actuator plate is rotatable coaxially of the cam disc, and has secured thereto a post member movable within the ...


4
Thomas K Cheney, Anatol Kuczura: Small modular communications switching system with distributed programmable control. North Electric Company, Johnson Dienner Emrich & Wagner, August 10, 1976: US03974343 (82 worldwide citation)

A telephone central office switching system with economical application to small community dial office sizes is disclosed. Communication paths are spatially switched over a modular network fabric comprised of electromechanically actuated metallic crosspoints. A distributed control concept is employe ...


5
Walter Simciak: RF data exchange system. Northern Illinois Gas Company, Johnson Dienner Emrich & Wagner, June 21, 1977: US04031513 (63 worldwide citation)

An improved remote meter reading system is disclosed comprising apparatus for transmitting UHF AM interrogating signals from an interrogating mobile or central station to a remote transponder station, and apparatus for retransmitting UHF FM data signals from the energized transponder to the mobile o ...


6
Garrett Gordon Apple Jr: Framing circuit for digital receiver. North Electric Company, Johnson Dienner Emrich & Wagner, April 5, 1977: US04016368 (62 worldwide citation)

In the T1 PCM carrier system there are 193 bits per frame, 192 of which are used for the channels. The D1 channel bank uses the 193rd bit to identify the division between frames, with a pattern from frame to frame of . . . 010101 . . . . The D2 channel bank uses the 193rd bit of alternate frames, or ...


7
Peter John Kyne: Sheet assemblies and sheets therefor. P J K Projects, Johnson Dienner Emrich & Wagner, July 20, 1976: US03969866 (54 worldwide citation)

The invention disclosed relates to fabricated rigid sheets profiled for engagement with adjacent similar sheets for assembly as a panel having sufficient rigidity to enable sufficiently large areas to be produced for the construction of van bodies, domestic and other building, caravans and road sign ...


8
Thomas Edward Hayes: Method and apparatus for storing a medium heated by solar energy. Johnson Service Company, Johnson Dienner Emrich & Wagner, January 13, 1976: US03931806 (52 worldwide citation)

A heating system has means for directing heat only to a portion of a medium for storing heat which portion is at a temperature below that to which heating means then heats the medium. The system then functions to store heat in the medium during periods of less-than-maximum heating of the medium with ...


9
Arthur John Droege Sr, Richard Charles Bell: Air compressor. Thomas, Johnson Dienner Emrich Wagner, June 8, 1976: US03961868 (47 worldwide citation)

A small high speed direct connected motor compressor has a unitary piston and piston rod whereby the piston wobbles in the cylinder as the crank shaft rotates. The wobbling piston is sealed to the cylinder by a flanged disk of Teflon which forms both a seal and mechanical guide for the piston and wh ...


10
Miller Kenneth J: Door lock means. A L Hansen Mfg Co, Johnson Dienner Emrich & Wagner, March 18, 1975: US3871198 (46 worldwide citation)

A lock bolt operating handle assembly having a pan-shaped housing unit presenting front and back face portions in spaced-apart planes and a closed exposed front surface. A lock bolt engaging and operating member is located rearwardly of the exposed front surface and projects through the plane of the ...