Pocket Watch Database
Patent Archive
#641540
Patent Information
Clock Geographical
Isaac F. Pheils
January 16, 1900
Patent #641540
| Patent Number: | 641540 |
| Description: | Clock Geographical |
| Inventor(s): | Isaac F. Pheils |
| Patent Date: | Jan 16, 1900 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
