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Robert E Brandyberry, Mark M Forbes, David D Gloyeski, Russell F Greafnitz, Glen R Phillips, Robert L Straw, Kevin L Stricker, William A Szabela, Richard R Webeck, Glenn A Mayfield, William L Vollmer: Programmable demand register with two way communication through an optical port and external reading devices associated therewith. Duncan Electric Company, John R Nesbitt, September 17, 1985: US04542469 (58 worldwide citation)

A Programmable Demand Register (PDR.TM.) which has a multi-function externally programmable time based measuring system is disclosed. An optical communication port is provided for bidirectional communication of data, said meter being capable of recordation of energy consumption in several different ...


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Mark M Forbes, John H Kernkamp: Concealed antenna applying electrically-shortened elements and durable construction. Bernhard Kreten, September 20, 1994: US05349362 (24 worldwide citation)

A means for concealing an antenna within an extension of a common roof structure using an electrically shortened element laminated between two layers of non-RF conductive material which add to the strength of the invention as well as concealability. The antenna itself comprises a vertical radiator a ...