Pocket Watch Database
Patent Archive
#1802333
Patent Information
Clock Electric
Elof C. Carlson
April 28, 1931
Patent #1802333
| Patent Number: | 1802333 |
| Description: | Clock Electric |
| Inventor(s): | Elof C. Carlson |
| Assignee: | E Ingraham Co |
| Patent Date: | Apr 28, 1931 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
