Pocket Watch Database
Patent Archive
#1182838
Patent Information
Escape Mech
Henry H. Cummings
May 9, 1916
Patent #1182838
| Patent Number: | 1182838 |
| Description: | Escape Mech |
| Inventor(s): | Henry H. Cummings |
| Patent Date: | May 9, 1916 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
