Pocket Watch Database
Patent Archive
#527786
Patent Information
Clock Self Wind Electric
Emil G. Hammer
October 23, 1894
Patent #527786
| Patent Number: | 527786 |
| Description: | Clock Self Wind Electric |
| Inventor(s): | Emil G. Hammer |
| Patent Date: | Oct 23, 1894 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
