Pocket Watch Database
Patent Archive
#709594
Patent Information
Clock Pendulum Regulator
Joseph Butcher
September 23, 1902
Patent #709594
| Patent Number: | 709594 |
| Description: | Clock Pendulum Regulator |
| Inventor(s): | Joseph Butcher |
| Patent Date: | Sep 23, 1902 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
