Pocket Watch Database
Patent Archive
#99261
Patent Information
Clock Pendulum
Thomas Thompson
January 25, 1870
Patent #99261
Patent Number: | 99261 |
Description: | Clock Pendulum |
Inventor(s): | Thomas Thompson |
Assignee: | Thompson Thomas |
Patent Date: | Jan 25, 1870 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |