Pocket Watch Database
Patent Archive
#2037161
Patent Information
Timepiece Apparatus For Optical Calibration
Edmund R. Morton
Hugh M. Stroller
April 14, 1936
Patent #2037161
| Patent Number: | 2037161 |
| Description: | Timepiece Apparatus For Optical Calibration |
| Inventor(s): |
Edmund R. Morton Hugh M. Stroller |
| Assignee: | Electric Research Products Inc |
| Patent Date: | Apr 14, 1936 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
