Pocket Watch Database
Patent Archive
#184230
Patent Information
Pendulum Compensate
Irving C. Cowles
November 14, 1876
Patent #184230
| Patent Number: | 184230 |
| Description: | Pendulum Compensate |
| Inventor(s): | Irving C. Cowles |
| Patent Date: | Nov 14, 1876 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
