Pocket Watch Database
Patent Archive
#1228757
Patent Information
Timer Thermostat
Frederick S. Denison
June 5, 1917
Patent #1228757
| Patent Number: | 1228757 |
| Description: | Timer Thermostat |
| Inventor(s): | Frederick S. Denison |
| Assignee: | Minneapolis Heat Regulator Co |
| Patent Date: | Jun 5, 1917 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
