Pocket Watch Database
Patent Archive
#1513215
Patent Information
Recorder Work Man
William B. Betts
October 28, 1924
Patent #1513215
| Patent Number: | 1513215 |
| Description: | Recorder Work Man |
| Inventor(s): | William B. Betts |
| Patent Date: | Oct 28, 1924 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
