Pocket Watch Database
Patent Archive
#1136866
Patent Information
Timepiece Postive Drive Mech For Hand
Leon C. Collins
April 20, 1915
Patent #1136866
| Patent Number: | 1136866 |
| Description: | Timepiece Postive Drive Mech For Hand |
| Inventor(s): | Leon C. Collins |
| Assignee: | Wagner Charles |
| Patent Date: | Apr 20, 1915 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
