Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Patent
1991-12-20
1993-10-26
Ansher, Bernard
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Element or attachment
D 8350
Patent
active
D03407187
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patent: 4815558 (1989-03-01), Krainhofer
patent: 4993510 (1991-02-01), Kato et al.
Stereo Review Jan. 1990 p. 89 Sonance in-wall speaker frame, bottom.
Buchanan Jeffery J.
Leger Richey D.
Unseld Bill R.
Ansher Bernard
Golden Larry I.
Irfan Kareem M.
Morris Sandra
Square D Company
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