Pocket Watch Database
Patent Archive
#248541
Patent Information
Pendulum Compensate
Allen T. Williams
October 18, 1881
Patent #248541
| Patent Number: | 248541 |
| Description: | Pendulum Compensate |
| Inventor(s): | Allen T. Williams |
| Patent Date: | Oct 18, 1881 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
