Pocket Watch Database
Patent Archive
#D21489
Patent Information
Watch Case
Thomas Benfield
April 19, 1892
Patent #D21489
| Manufacturer: | Keller & Untermeyer |
| Patent Number: | D21489 |
| Description: | Watch Case |
| Inventor(s): | Thomas Benfield |
| Patent Date: | Apr 19, 1892 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
