Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Speaker or housing therefor
Patent
1989-01-19
1991-06-25
Shooman, Theodore M.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Speaker or housing therefor
D14206
Patent
active
D03177670
REFERENCES:
patent: D244037 (1977-04-01), Warner et al.
patent: 4689822 (1987-08-01), Houng
Stereo Review; Dec. 1987; p. 76; Top--AKG Model 340 headphones.
Stereo Review; Oct. 1988; p. 18; Top right--Koss Pro/450 Stereophone.
Koss Corporation
Shooman Theodore M.
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