Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1981-02-27
1984-04-03
Lucas, Susan J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
D14106
Patent
active
D02732947
REFERENCES:
patent: D226920 (1973-05-01), Molyneaux
patent: D244464 (1977-05-01), Davis, Jr.
Computer Design, Jan. 1980, p. 14, VAX-11/780 Computer.
Datamation, Nov. 1975, p. 89, Bell System "Transaction" Telephone.
La Telephonie Industrielle et Commerciale
Lucas Susan J.
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