Pocket Watch Database
Patent Archive
#703020
Patent Information
Clock Pendulum
David W. Thompson
June 24, 1902
Patent #703020
| Patent Number: | 703020 |
| Description: | Clock Pendulum |
| Inventor(s): | David W. Thompson |
| Patent Date: | Jun 24, 1902 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
