Pocket Watch Database
Patent Archive
#3143847
Patent Information
Recorder Lapsed Time
James L. Jr Lee
August 11, 1964
Patent #3143847
| Patent Number: | 3143847 |
| Description: | Recorder Lapsed Time |
| Inventor(s): | James L. Jr Lee |
| Patent Date: | Aug 11, 1964 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
