Pocket Watch Database
Patent Archive
#342745
Patent Information
Tool Watch Main Spring Winder
Carl Gullberg
May 25, 1886
Patent #342745
| Patent Number: | 342745 |
| Description: | Tool Watch Main Spring Winder |
| Inventor(s): | Carl Gullberg |
| Patent Date: | May 25, 1886 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
