Pocket Watch Database
Patent Archive
#1868941
Patent Information
Clock Electric Pendulum
Walter J. Herschede
Albert Hellmuth
July 26, 1932
Patent #1868941
| Patent Number: | 1868941 |
| Description: | Clock Electric Pendulum |
| Inventor(s): |
Walter J. Herschede Albert Hellmuth |
| Assignee: | Herschede Hall Clock Co |
| Patent Date: | Jul 26, 1932 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
