U.S. patent number D650,866 [Application Number D/347,911] was granted by the patent office on 2011-12-20 for toy stacking construction block. Invention is credited to Peer Clahsen.
United States Patent | D650,866 |
Clahsen | December 20, 2011 |
Inventors: | Clahsen; Peer (Schopfheim, DE) |
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Appl. No.: | D/347,911 |
Filed: | July 23, 2010 |
Current U.S. Class: | D21/484 |
Current International Class: | 2101 |
Field of Search: | ;D21/386,389,404,468,470,471,484-505 ;446/69,85,102-128 ;434/208,259,403 ;273/153,156,160 ;D25/113-116,118 |
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