Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1990-09-14
1991-11-05
Fay, Jr., Horace B.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
D14140, D14142, D14149
Patent
active
D03213480
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B. A. Pargh Co., Inc.; catalog, Spring, Summer 1991; pp. 299-305; Sundry Answering Instruments, .COPYRGT.1991.
Harden Daniel K.
Havener John B.
AT&T Bell Laboratories
Fay Jr. Horace B.
Morra Michael A.
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