Pocket Watch Database
Patent Archive
#236948
Patent Information
Watch Case Opener
John P. Tuerlingx
Francis F. Heyse
January 25, 1881
Patent #236948
| Patent Number: | 236948 |
| Description: | Watch Case Opener |
| Inventor(s): |
John P. Tuerlingx Francis F. Heyse |
| Patent Date: | Jan 25, 1881 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
