Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1989-07-28
1991-07-23
Lucas, Susan J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
D18 7
Patent
active
D03184625
REFERENCES:
patent: D256028 (1980-07-01), Lawrence et al.
patent: D263969 (1982-04-01), Hirata et al.
patent: D277963 (1985-03-01), Bousman
patent: D303137 (1989-08-01), Brown
patent: D307594 (1990-05-01), Chen
patent: D309293 (1990-07-01), Helbig, Jr.
patent: D309729 (1990-08-01), Tanabe
patent: D310095 (1990-08-01), Noguchi
patent: 4117542 (1978-09-01), Klausner et al.
Georges Peter J.
Lucas Susan J.
Nunn Freda S.
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