Pocket Watch Database
Patent Archive
#80209
Patent Information
Clock Escape
J. V. D. Patch
July 21, 1868
Patent #80209
| Patent Number: | 80209 |
| Description: | Clock Escape |
| Inventor(s): | J. V. D. Patch |
| Patent Date: | Jul 21, 1868 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
