Pocket Watch Database
Patent Archive
#1794820
Patent Information
Timer Electric Circuit
Alfred Charles Alves
March 3, 1931
Patent #1794820
| Patent Number: | 1794820 |
| Description: | Timer Electric Circuit |
| Inventor(s): | Alfred Charles Alves |
| Assignee: | Long P H |
| Patent Date: | Mar 3, 1931 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
