Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Speaker or housing therefor
Patent
1987-01-02
1990-02-06
Bullock, B. J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Speaker or housing therefor
D14216
Patent
active
D03058930
REFERENCES:
patent: D229565 (1973-12-01), Legorju
patent: D254565 (1980-03-01), Brown
patent: D265990 (1982-08-01), Hartwein et al.
patent: D270444 (1983-09-01), Matsuda et al.
patent: 3945461 (1976-03-01), Robinson
patent: 4655315 (1987-04-01), Saville
Bullock B. J.
Shooman Theodore M.
Streck Donald A.
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