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On-line documentation facility
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Patent number 4,800,485
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Issue date Jan 24, 1989
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American Telephone and Telegraph Company
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John M. Ackroff
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G06 - COMPUTING CALCULATING COUNTING
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Decision-directed control circuit
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Patent number 4,759,036
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Issue date Jul 19, 1988
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American Telephone and Telegraph Company
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Martin H. Meyers
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Method of producing SOI devices
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Patent number 4,752,590
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Issue date Jun 21, 1988
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Bell Telephone Laboratories, Incorporated
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Arthur C. Adams
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C30 - CRYSTAL GROWTH
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Wall-mounted microphone
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Patent number D295169
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Issue date Apr 12, 1988
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American Telephone and Telegraph Company
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Gihyun Cho
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D14 - Recording, communication, or information retrieval equipment
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Resistive line feed circuit
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Patent number 4,736,415
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Issue date Apr 5, 1988
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American Telephone and Telegraph Company
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Bruce W. McNeill
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Vestigial sideband signal decoder
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Patent number 4,730,345
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Issue date Mar 8, 1988
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American Telephone and Telegraph Company
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Howard C. Reeve
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Terrestrial communications system
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Patent number 4,730,310
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Issue date Mar 8, 1988
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American Telephone and Telegraph Company
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Anthony Acampora
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Computer system with tasking
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Patent number 4,685,125
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Issue date Aug 4, 1987
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American Telephone and Telegraph Company
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Derek A. Zave
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G06 - COMPUTING CALCULATING COUNTING
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