The portions shown in shadow line are for illustrative purposes only and form no part of the claimed design.
The portions shown in shadow line are for illustrative purposes only and form no part of the claimed design.
Number | Name | Date | Kind |
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3857096 | Gregory | Dec 1974 | A |
5920451 | Fasano et al. | Jul 1999 | A |
20090086389 | Huang et al. | Apr 2009 | A1 |