Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Speaker or housing therefor
Patent
1993-01-11
1995-02-28
Bullock, B. J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Speaker or housing therefor
Patent
active
D03559149
REFERENCES:
patent: D211581 (1968-07-01), Lee
patent: D306168 (1990-02-01), Caputo
patent: D334750 (1993-04-01), Negishi et al.
patent: 3059720 (1962-10-01), Matsuoka
patent: 3983333 (1976-09-01), Allison
patent: 4588042 (1986-05-01), Palet et al.
patent: 4805729 (1989-02-01), Wascom
patent: 4805730 (1989-02-01), O'Neill
Boothroyd Allen
Foy Graeme V.
Jewitt Michael D. G.
Bullock B. J.
Canon Audio Limited
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