Pocket Watch Database
Patent Archive
#313448
Patent Information
Watch Case Hinge
Frederick Rapp
March 3, 1885
Patent #313448
| Patent Number: | 313448 |
| Description: | Watch Case Hinge |
| Inventor(s): | Frederick Rapp |
| Patent Date: | Mar 3, 1885 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
