Pocket Watch Database
Patent Archive
#84517
Patent Information
Clock Escape & Pendulum Ball
Silas B. Terry
December 1, 1868
Patent #84517
| Patent Number: | 84517 |
| Description: | Clock Escape & Pendulum Ball |
| Inventor(s): | Silas B. Terry |
| Patent Date: | Dec 1, 1868 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
