Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1992-11-13
1994-12-20
Burke, Wallace R.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03535851
REFERENCES:
patent: D298324 (1988-11-01), Takahashi et al.
patent: D299029 (1988-12-01), Williams
patent: D324860 (1992-03-01), Oshima
Lucente Samuel A. M.
Sapper Richard F.
Burke Wallace R.
Grosser George E.
International Business Machines Corp.
Nunn Freda S.
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