Pocket Watch Database
Patent Archive
#528223
Patent Information
Recorder Work Man
Daniel M. Cooper
October 30, 1894
Patent #528223
| Patent Number: | 528223 |
| Description: | Recorder Work Man |
| Inventor(s): | Daniel M. Cooper |
| Patent Date: | Oct 30, 1894 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
