Pocket Watch Database
Patent Archive
#2499270
Patent Information
Timer Electric Circuit
John Wyndham Ellis
February 28, 1950
Patent #2499270
| Patent Number: | 2499270 |
| Description: | Timer Electric Circuit |
| Inventor(s): | John Wyndham Ellis |
| Assignee: | S Smith & Sons England Ltd |
| Patent Date: | Feb 28, 1950 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
