Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1985-03-13
1988-01-05
Lucas, Susan J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D02935783
REFERENCES:
patent: D284006 (1986-05-01), Freijd
patent: D287730 (1987-01-01), Kojima et al.
Computer Products, 10-1981, p. 44, Matrix Printer.
Matsumoto Nobuki
Sakino Kozo
Lucas Susan J.
Ricoh & Company, Ltd.
Shoup Guy W.
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