Pocket Watch Database
Patent Archive
#237782
Patent Information
Watch Safety
Hugo Sutro
Ludwig Sutro
February 15, 1881
Patent #237782
| Patent Number: | 237782 |
| Description: | Watch Safety |
| Inventor(s): |
Hugo Sutro Ludwig Sutro |
| Patent Date: | Feb 15, 1881 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
