Patent Archive
#19744
Patent Information
Watch Regulator
Bickford Dana
March 30, 1858
Patent #19744
| Manufacturer: | |
| Patent Number: | 19744 |
| Category: | Regulators |
| Description: | Watch Regulator |
| Inventor(s): | Bickford Dana |
| Patent Date: | Mar 30, 1858 |
| Registration Type: | Patent |
| External Research: | https://www.google.com/patents... |
| Patent Document: |
