U.S. patent number D328,073 [Application Number 07/444,382] was granted by the patent office on 1992-07-21 for combined digital sound processor and audio/video amplifier. This patent grant is currently assigned to Yamaha Corporation. Invention is credited to Yoshiro Yamakawa.
United States Patent | D328,073 |
Yamakawa | July 21, 1992 |
Inventors: | Yamakawa; Yoshiro (Tokyo, JP) |
---|---|
Assignee: | Yamaha Corporation
(JP) |
Appl. No.: | 07/444,382 |
Filed: | December 1, 1989 |
Jun 1, 1989 [JP] | 1-20236 | |||
Current U.S. Class: | D14/168; D14/198; D14/217 |
Field of Search: | ;D14/124,162,217,239,260,168,188,197,198,265 |
D253888 | January 1980 | Bocko |
D265398 | July 1982 | Ohta et al. |
D293322 | December 1987 | Hoshino et al. |
D316716 | May 1991 | Nagata |
Video Review, Dec. 1988, p. 40--bottom left--Yamaha Model AVX-100U A/V Amplifier. . Radio Shack 1990 Catalog, .COPYRGT.1989, p. 12--High Power Audio/Video Receivers.. |
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