Pocket Watch Database
Patent Archive
#1378866
Patent Information
Timepiece Main Wheel Unit
Ernest H. Horn
May 24, 1921
Patent #1378866
| Manufacturer: | Ingersoll Watch Co. |
| Patent Number: | 1378866 |
| Description: | Timepiece Main Wheel Unit |
| Inventor(s): | Ernest H. Horn |
| Assignee: | Waterbury Clock Co |
| Patent Date: | May 24, 1921 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
