Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1987-09-25
1990-05-29
Lucas, Susan J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03082016
REFERENCES:
patent: D248946 (1978-08-01), Koenig
patent: D281977 (1985-12-01), Sklaroff
patent: D296331 (1988-06-01), Schneider
patent: 3685723 (1972-08-01), Berler
patent: 4088981 (1978-05-01), Gott
patent: 4133034 (1979-01-01), Etter
patent: 4158194 (1979-06-01), McWaters et al.
patent: 4575625 (1986-03-01), Knowles
Dobbins Bob M.
Doyle John
Frontino Louis J.
Lucas Susan J.
Mars Incorporated
Nunn Freda S.
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