Pocket Watch Database
Patent Archive
#230787
Patent Information
Chronograph
Coultre Benjamin Le
August 3, 1880
Patent #230787
| Patent Number: | 230787 |
| Description: | Chronograph |
| Inventor(s): | Coultre Benjamin Le |
| Patent Date: | Aug 3, 1880 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
