Pocket Watch Database
Patent Archive
#235665
Patent Information
Clock Pendulum
John Arnold Barrett
December 21, 1880
Patent #235665
| Patent Number: | 235665 |
| Description: | Clock Pendulum |
| Inventor(s): | John Arnold Barrett |
| Patent Date: | Dec 21, 1880 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
