Pocket Watch Database
Patent Archive
#1981297
Patent Information
Timepiece Self Wind
Hermann Aegler
November 20, 1934
Patent #1981297
| Patent Number: | 1981297 |
| Description: | Timepiece Self Wind |
| Inventor(s): | Hermann Aegler |
| Patent Date: | Nov 20, 1934 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
