The portions shown in phantom provide context only but do not limit the claim and should not be considered part of the claimed design.
The portions shown in phantom provide context only but do not limit the claim and should not be considered part of the claimed design.
Number | Name | Date | Kind |
---|---|---|---|
2141468 | Hamaker | Dec 1938 | A |
2230975 | Gratz | Feb 1941 | A |
2836477 | Karoff | May 1958 | A |
3558203 | Alter | Jan 1971 | A |
3827256 | Wiesner | Aug 1974 | A |
6840592 | Kalieta et al. | Jan 2005 | B2 |
7828398 | Burnick et al. | Nov 2010 | B1 |