Pocket Watch Database
Patent Archive
#2810255
Patent Information
Watch Movement Self Wind
Gerard A. Langel
October 22, 1957
Patent #2810255
| Patent Number: | 2810255 |
| Description: | Watch Movement Self Wind |
| Inventor(s): | Gerard A. Langel |
| Assignee: | United States Time Corp |
| Patent Date: | Oct 22, 1957 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
