U.S. patent number D650,737 [Application Number D/316,357] was granted by the patent office on 2011-12-20 for portable battery pack. Invention is credited to Doug Hamilton.
United States Patent | D650,737 |
Hamilton | December 20, 2011 |
Inventors: | Hamilton; Doug (London, GB) |
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Appl. No.: | D/316,357 |
Filed: | September 17, 2009 |
Current U.S. Class: | D13/103 |
Current International Class: | 1302 |
Field of Search: | ;D13/102-106,110,118-119,184,199 ;429/96-100,163,176 |
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