Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1989-06-22
1991-06-11
Burke, Wallace R.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
D18 1
Patent
active
D03174433
REFERENCES:
patent: D308861 (1990-06-01), Tsukada et al.
patent: D308862 (1990-06-01), Ojeda
patent: D310071 (1990-08-01), Kit
patent: D310828 (1990-09-01), Grundstrom et al.
patent: D311020 (1990-10-01), Bellini
patent: 4895231 (1990-01-01), Yamaguchi et al.
patent: 4901261 (1990-02-01), Fuhs
patent: 4926365 (1990-05-01), Hsieh
Barry Michael R.
Wilson Jay
Yamamoto Yosuke
Alps Electric Co. ,Ltd.
Burke Wallace R.
Nunn Freda S.
Shoup Guy W.
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