Pocket Watch Database
Patent Archive
#496258
Patent Information
Clock Program
Henry C. Hain
April 25, 1893
Patent #496258
| Patent Number: | 496258 |
| Description: | Clock Program |
| Inventor(s): | Henry C. Hain |
| Patent Date: | Apr 25, 1893 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
