Pocket Watch Database
Patent Archive
#1000989
Patent Information
Record Device
George F. Card
August 22, 1911
Patent #1000989
| Patent Number: | 1000989 |
| Description: | Record Device |
| Inventor(s): | George F. Card |
| Patent Date: | Aug 22, 1911 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
