Pocket Watch Database
Patent Archive
#450566
Patent Information
Watch Case Spring
James Harvey Fleming
April 14, 1891
Patent #450566
| Patent Number: | 450566 |
| Description: | Watch Case Spring |
| Inventor(s): | James Harvey Fleming |
| Patent Date: | Apr 14, 1891 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
