Pocket Watch Database
Patent Archive
#2542178
Patent Information
Watch Escape Safety Roller Mech
Jason Glenn Bishop
February 20, 1951
Patent #2542178
| Patent Number: | 2542178 |
| Description: | Watch Escape Safety Roller Mech |
| Inventor(s): | Jason Glenn Bishop |
| Patent Date: | Feb 20, 1951 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
