Pocket Watch Database
Patent Archive
#469660
Patent Information
Watch Case Spring
Julius Erbeau
February 23, 1892
Patent #469660
| Manufacturer: | H Muhrs Sons |
| Patent Number: | 469660 |
| Description: | Watch Case Spring |
| Inventor(s): | Julius Erbeau |
| Assignee: | H Muhr's Sons |
| Patent Date: | Feb 23, 1892 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
