U.S. patent number D261,883 [Application Number 06/018,097] was granted by the patent office on 1981-11-17 for speaker assembly. This patent grant is currently assigned to McIntosh Laboratories, Inc.. Invention is credited to Thomas A. Rogers, Roger H. Russell.
United States Patent | D261,883 |
Russell , et al. | November 17, 1981 |
Inventors: | Russell; Roger H. (Binghamton, NY), Rogers; Thomas A. (Vestal, NY) |
---|---|
Assignee: | McIntosh Laboratories, Inc.
(Binghamton, NY) |
Appl. No.: | 06/018,097 |
Filed: | March 6, 1979 |
Current U.S. Class: | D14/214 |
Current International Class: | D1403 |
Field of Search: | ;D14/30,33,34 ;181/156,199,198,189 ;179/1E |
D234604 | March 1975 | Shimizu |
D242806 | December 1976 | Stone |
D249683 | September 1978 | Rams |
2787332 | April 1957 | Fulmer |
3765504 | October 1973 | 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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