Speaker assembly

Details Speaker assembly Speaker assembly

1979-03-06

1981-11-17

Ansher, Bernard

Recording, communication, or information retrieval equipment

Computer, data processor equipment

D1403

Patent

active

D02618834

REFERENCES:
patent: D234604 (1975-03-01), Shimizu
patent: D242806 (1976-12-01), Stone
patent: D249683 (1978-09-01), Rams
patent: 2787332 (1957-04-01), Fulmer
patent: 3765504 (1973-10-01), Itoh
Stereo/Hi-Fi Directory 1963, p. 97, Advanced Acoustics Speaker Enclosure.
Lafayette Radio Electronics, No. 750, p. 44, 1975, "Poly-Planar Speakers", Item No. 4.

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