Pocket Watch Database
Patent Archive
#1905778
Patent Information
Means For Compare Time Mech
Carthy Charles J. Mc
John L. Alden
April 25, 1933
Patent #1905778
| Patent Number: | 1905778 |
| Description: | Means For Compare Time Mech |
| Inventor(s): |
Carthy Charles J. Mc John L. Alden |
| Assignee: | Western Electric Co Inc |
| Patent Date: | Apr 25, 1933 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
