Patent Archive
#RE892
Patent Information
Watch Regulator
Harper John M
Mershon Ralph S
February 7, 1860
Patent #RE892
| Manufacturer: | |
| Patent Number: | RE892 |
| Category: | Regulators |
| Description: | Watch Regulator |
| Inventor(s): | Harper John M Mershon Ralph S |
| Assignee: | Mershon Ralph S |
| Patent Date: | Feb 7, 1860 |
| Registration Type: | Re-Issued |
| External Research: | https://www.google.com/patents... |
| Patent Document: |
