Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1989-02-27
1990-10-30
Lucas, Susan J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03117286
REFERENCES:
patent: D293909 (1988-01-01), Davis
patent: D294355 (1988-02-01), Giannotti, Jr. et al.
patent: D298752 (1988-11-01), Hoshino
patent: D305753 (1990-01-01), Hoshino
Datamation--Sep. 1, 1987, p. 43--The Unisys Series 5000 Floor Standing Computers.
Casio Computer Co. Ltd.
Lucas Susan J.
Nunn Freda S.
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