Pocket Watch Database
Patent Archive
#157291
Patent Information
Watch Case Spring
Julius Parmelee
December 1, 1874
Patent #157291
| Patent Number: | 157291 |
| Description: | Watch Case Spring |
| Inventor(s): | Julius Parmelee |
| Patent Date: | Dec 1, 1874 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
