Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1987-04-08
1990-01-16
Lucas, Susan J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
D14142
Patent
active
D03055370
REFERENCES:
patent: D284193 (1986-06-01), Marshall
patent: D285562 (1986-09-01), Graham et al.
patent: D296893 (1988-07-01), Taniuchi et al.
patent: 4490604 (1984-12-01), Read et al.
Gilmore Arthur H.
Johnson Chris G.
Petty Norman W.
Seelye Barbara A.
Tierney, Jr. Thomas J.
American Telephone and Telegraph Company
AT&T Information Systems Inc.
Lucas Susan J.
Selma-Nunn Freda
Volejnicek David
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