Pocket Watch Database
Patent Archive
#340855
Patent Information
Watch Calendar
George Blanchard
April 27, 1886
Patent #340855
| Patent Number: | 340855 |
| Description: | Watch Calendar |
| Inventor(s): | George Blanchard |
| Patent Date: | Apr 27, 1886 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
