Patent 2090144 - 2090144
| United States Patent | Patent Number 2,090,144 |
| Issue Date: | Issued August 17, 1937 |
| Current U.S. Class: | 401/135 - 401/156 - 401/176 - 401/62 |
| Current International Class: | A46B011/00 (20060101) |
| Current CPC Class: | A46B 11/0003 (20130101) |
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