Pocket Watch Database
Patent Archive
#491557
Patent Information
Recorder Work Man
George W. Heene
February 14, 1893
Patent #491557
| Patent Number: | 491557 |
| Description: | Recorder Work Man |
| Inventor(s): | George W. Heene |
| Patent Date: | Feb 14, 1893 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
