Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1986-12-09
1990-04-24
Lucas, Susan J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
D14109
Patent
active
D03074196
REFERENCES:
patent: D279675 (1985-07-01), Akiyama
patent: D289056 (1987-03-01), Davis et al.
patent: D293910 (1988-01-01), Alfonso et al.
patent: D295749 (1988-05-01), Kelley, Jr. et al.
patent: 4760502 (1988-07-01), Ackeret
Connerton Joseph J.
International Business Machines - Corporation
Lucas Susan J.
Nunn Freda S.
Walker Mark S.
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