Pocket Watch Database
Patent Archive
#1283476
Patent Information
Watch Main Spring
Charles E. DeLong
November 5, 1918
Patent #1283476
| Manufacturer: | Illinois Watch Co. |
| Patent Number: | 1283476 |
| Description: | Watch Main Spring |
| Inventor(s): | Charles E. DeLong |
| Assignee: | Illinois Watch Co |
| Patent Date: | Nov 5, 1918 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
