U.S. patent number D424,613 [Application Number D/090,920] was granted by the patent office on 2000-05-09 for engraving pen. Invention is credited to Vance Chiang.
United States Patent | D424,613 |
Chiang | May 9, 2000 |
Inventors: | Chiang; Vance (Taichung City, TW) |
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Appl. No.: | D/090,920 |
Filed: | July 20, 1998 |
Current U.S. Class: | D18/57; D8/61 |
Current International Class: | 1802 |
Field of Search: | ;D18/57,99 ;D8/99,499,61 ;30/164.9 ;33/18.1 ;81/9.2 ;D15/199 ;101/156 |
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