Pocket Watch Database
Patent Archive
#557173
Patent Information
Clock Dial Geographical
David W. Thompson
March 31, 1896
Patent #557173
| Patent Number: | 557173 |
| Description: | Clock Dial Geographical |
| Inventor(s): | David W. Thompson |
| Patent Date: | Mar 31, 1896 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
