Pocket Watch Database
Patent Archive
#282606
Patent Information
Watch Key
John S. Birch
August 7, 1883
Patent #282606
Patent Number: | 282606 |
Description: | Watch Key |
Inventor(s): | John S. Birch |
Assignee: | Cummings Charles C |
Patent Date: | Aug 7, 1883 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |