Pocket Watch Database
Patent Archive
#1048821
Patent Information
Clock Electric Secondary
William H. Gill
December 31, 1912
Patent #1048821
| Patent Number: | 1048821 |
| Description: | Clock Electric Secondary |
| Inventor(s): | William H. Gill |
| Patent Date: | Dec 31, 1912 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
