Pocket Watch Database
Patent Archive
#437168
Patent Information
Clock Synch
Arthur G. Wiseman
September 23, 1890
Patent #437168
| Patent Number: | 437168 |
| Description: | Clock Synch |
| Inventor(s): | Arthur G. Wiseman |
| Patent Date: | Sep 23, 1890 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
