Pocket Watch Database
Patent Archive
#319814
Patent Information
Watch Case Hinge
Edward F. Heffernan
June 9, 1885
Patent #319814
| Patent Number: | 319814 |
| Description: | Watch Case Hinge |
| Inventor(s): | Edward F. Heffernan |
| Assignee: | Quigley Robert John |
| Patent Date: | Jun 9, 1885 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
