Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Speaker or housing therefor
Patent
1990-05-04
1993-06-08
Feifer, Melvin B.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Speaker or housing therefor
Patent
active
D03362990
REFERENCES:
patent: D286772 (1986-11-01), Pope
patent: D300133 (1989-03-01), Daidoh
patent: D317610 (1991-06-01), Jahnke
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