Pocket Watch Database
Patent Archive
#333758
Patent Information
Machine Watch Case Ring
Edouard Keller
January 5, 1886
Patent #333758
| Patent Number: | 333758 |
| Description: | Machine Watch Case Ring |
| Inventor(s): | Edouard Keller |
| Assignee: | Keller & Gruring-dutoit |
| Patent Date: | Jan 5, 1886 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
