Pocket Watch Database
Patent Archive
#D21720
Patent Information
Watch Case
John C. Dueber
July 19, 1892
Patent #D21720
| Manufacturer: | Dueber Watch Case Mfg Co |
| Patent Number: | D21720 |
| Category: | Watch Case |
| Description: | Watch Case |
| Inventor(s): | John C. Dueber |
| Patent Date: | Jul 19, 1892 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
