Pocket Watch Database
Patent Archive
#1907276
Patent Information
Watch Self Wind
Robert Annen
May 2, 1933
Patent #1907276
| Patent Number: | 1907276 |
| Description: | Watch Self Wind |
| Inventor(s): | Robert Annen |
| Assignee: | La Champagne Watch Co |
| Patent Date: | May 2, 1933 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
