Pocket Watch Database
Patent Archive
#237159
Patent Information
Watch Chronograph
Albert Bonzon
February 1, 1881
Patent #237159
| Patent Number: | 237159 |
| Description: | Watch Chronograph |
| Inventor(s): | Albert Bonzon |
| Assignee: | Bonzon Albert |
| Patent Date: | Feb 1, 1881 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
