Pocket Watch Database
Patent Archive
#1394689
Patent Information
Clock Self Wind
Alfred L. Sohm
October 25, 1921
Patent #1394689
| Patent Number: | 1394689 |
| Description: | Clock Self Wind |
| Inventor(s): | Alfred L. Sohm |
| Assignee: | Sohm Electric Co |
| Patent Date: | Oct 25, 1921 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
