Pocket Watch Database
Patent Archive
#686222
Patent Information
Clock Electric
Thomas E. Heeter
November 5, 1901
Patent #686222
| Patent Number: | 686222 |
| Description: | Clock Electric |
| Inventor(s): | Thomas E. Heeter |
| Patent Date: | Nov 5, 1901 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
