U.S. patent number D291,198 [Application Number 06/704,289] was granted by the patent office on 1987-08-04 for headphone. This patent grant is currently assigned to Nippon Gakki Seizo Kabushiki Kaisha. Invention is credited to Mario Bellini.
United States Patent | D291,198 |
Bellini | August 4, 1987 |
Inventors: | Bellini; Mario (Milan, IT) |
---|---|
Assignee: | Nippon Gakki Seizo Kabushiki
Kaisha (JP) |
Appl. No.: | 06/704,289 |
Filed: | February 22, 1985 |
Aug 30, 1984 [JP] | 59-36297 | |||
Current U.S. Class: | D14/205 |
Field of Search: | ;D14/1-7,36,68,69,85,95,99 ;381/25,158,183,187 ;379/430,444 ;181/129,136,137 |
D246519 | November 1977 | Kato |
Stereo Review, Oct. 1983, p. 70, top of page-Sony Model WM-D6. . Best Products 1984/1985 Catalog, p. 294H, item 11-Sony Stereo Headphone Model MDR-A50LV.. |
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