Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1988-12-15
1991-06-11
Holtje, Nelson C.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
D18 7
Patent
active
D03174409
REFERENCES:
patent: D284966 (1986-08-01), Larkins
patent: D285805 (1986-09-01), Yubisui et al.
patent: D293920 (1988-01-01), Yubisui et al.
patent: D305535 (1990-01-01), Sakaguchi et al.
patent: D309601 (1990-07-01), Sawada et al.
patent: D309749 (1990-08-01), Ido
Matsumoto Kuniyasu
Sawada Masaji
Holtje Nelson C.
Sharp Corporation
Veynar Caron D.
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