Headphone

Details Headphone Headphone

1992-10-13

1994-05-31

Ansher, Bernard

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Speaker or housing therefor

Patent

active

D03474348

REFERENCES:
patent: D286772 (1986-11-01), Pope
patent: D291198 (1987-08-01), Bellini
patent: D297324 (1988-08-01), Kohno
patent: D300133 (1989-03-01), Daidoh et al.
patent: D305541 (1990-01-01), Hirose
patent: D310081 (1990-08-01), Daido et al.
patent: D316861 (1991-05-01), Yoda et al.
patent: D319241 (1991-08-01), Daido et al.
patent: D323167 (1992-01-01), Yamazaki et al.
patent: D328074 (1992-07-01), Yamazaki et al.
patent: 5095382 (1992-03-01), Abe
Crutchfield Home Stereo, Jun. 1982 p. 71, Mura Redset VII Headphone.
W. Bell Co. 1987-1988 International Collection, p. 203, Sony Headphone, top right.
Evans 1988 Catalog, p. 278, Sony Lightweight Headphone, #8.

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