Pocket Watch Database
Patent Archive
#488107
Patent Information
Timer Light
Judson O. Ball
December 13, 1892
Patent #488107
| Patent Number: | 488107 |
| Description: | Timer Light |
| Inventor(s): | Judson O. Ball |
| Patent Date: | Dec 13, 1892 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
