Pocket Watch Database
Patent Archive
#452299
Patent Information
Clock Synch
Arthur G. Wiseman
May 12, 1891
Patent #452299
| Patent Number: | 452299 |
| Description: | Clock Synch |
| Inventor(s): | Arthur G. Wiseman |
| Patent Date: | May 12, 1891 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
