Pocket Watch Database
Patent Archive
#486563
Patent Information
Watch Or Clock Illuminate
Benjamin Jr Haas
Gustave Trouve
November 22, 1892
Patent #486563
| Patent Number: | 486563 |
| Description: | Watch Or Clock Illuminate |
| Inventor(s): |
Benjamin Jr Haas Gustave Trouve |
| Patent Date: | Nov 22, 1892 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
