Pocket Watch Database
Patent Archive
#D89742
Patent Information
Clock Case Digital Electric
Edgar Bourquin
May 2, 1933
Patent #D89742
| Patent Number: | D89742 |
| Description: | Clock Case Digital Electric |
| Inventor(s): | Edgar Bourquin |
| Assignee: | Warren Telechron Co |
| Patent Date: | May 2, 1933 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
