Pocket Watch Database
Patent Archive
#402135
Patent Information
Machine Engrave & Chasing
April 30, 1889
Patent #402135
| Manufacturer: | Dueber Watch Case Mfg Co |
| Patent Number: | 402135 |
| Description: | Machine Engrave & Chasing |
| Inventor(s): | |
| Assignee: | Dueber John C |
| Patent Date: | Apr 30, 1889 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
