Pocket Watch Database
Patent Archive
#911534
Patent Information
Clock Watch Friction Spring
Frank R. Alford
February 2, 1909
Patent #911534
| Patent Number: | 911534 |
| Description: | Clock Watch Friction Spring |
| Inventor(s): | Frank R. Alford |
| Assignee: | Gilbert Clock Co William L |
| Patent Date: | Feb 2, 1909 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
