U.S. patent number D597,069 [Application Number D/303,413] was granted by the patent office on 2009-07-28 for headphone positioning device. Invention is credited to Eric John Wengreen.
United States Patent | D597,069 |
Wengreen | July 28, 2009 |
Inventors: | Wengreen; Eric John (Blaine, MN) |
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Appl. No.: | D/303,413 |
Filed: | February 8, 2008 |
Current U.S. Class: | D14/205 |
Current International Class: | 1401 |
Field of Search: | ;D14/240,248,249,253,188,205,206,223,224 ;181/22,120,128,129,130,131 ;379/430,431,433 ;381/344,370,376,377,381,187 ;D24/173,174 ;455/351 |
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