U.S. patent number D270,445 [Application Number 06/254,042] was granted by the patent office on 1983-09-06 for telephone set. Invention is credited to Tung-Sing Chen.
United States Patent | D270,445 |
Chen | September 6, 1983 |
Inventors: | Chen; Tung-Sing (Taipei, TW) |
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Appl. No.: | 06/254,042 |
Filed: | April 14, 1981 |
Current U.S. Class: | D14/147 |
Current International Class: | D1403; D1463; 6/4; 53; 52; 57 |
Field of Search: | ;179/1R,1D,103,1L,179,178,167 |
D244142 | April 1977 | Bliven |
D247564 | March 1978 | Greene |
D261508 | October 1981 | Pardo |
D264465 | May 1982 | MacKenzie |
D266763 | November 1982 | Grae |
3659050 | April 1972 | Carlsson et al. |
4124785 | November 1978 | Seretny et al. |
4232203 | November 1980 | Lenaerts et al. |
Radio Shack, .COPYRGT.1979, Item No. #43-284, Electronic Phone, bottom of p. 151.. |
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