Pocket Watch Database
Patent Archive
#D21423
Patent Information
Watch Cock
Ezra C. Fitch
March 22, 1892
Patent #D21423
| Manufacturer: | Waltham |
| Patent Number: | D21423 |
| Description: | Watch Cock |
| Inventor(s): | Ezra C. Fitch |
| Patent Date: | Mar 22, 1892 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
