U.S. patent number D441,630 [Application Number D/128,142] was granted by the patent office on 2001-05-08 for screw-driver handle. Invention is credited to Sen-Piao Tseng.
United States Patent | D441,630 |
Tseng | May 8, 2001 |
Inventors: | Tseng; Sen-Piao (Taipei, TW) |
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Appl. No.: | D/128,142 |
Filed: | August 21, 2000 |
Current U.S. Class: | D8/83 |
Current International Class: | 0804 |
Field of Search: | ;D8/82,83,84,85,86,87,107 ;81/177.1,436,437,438,440,489 |
D91875 | April 1934 | Haas |
D104766 | June 1937 | Curtis |
D307235 | April 1990 | Goudeman |
D334128 | March 1993 | Gomas |
D338385 | August 1993 | Shu |
D347337 | May 1994 | Tsai |
D401831 | December 1998 | Moody |
D413782 | September 1999 | Krapowicz |
D432382 | October 2000 | Hsu |
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