Pocket Watch Database
Patent Archive
#852563
Patent Information
Time Stamp
Walter Clyde Jones
George Elliot Perry
May 7, 1907
Patent #852563
| Patent Number: | 852563 |
| Description: | Time Stamp |
| Inventor(s): |
Walter Clyde Jones George Elliot Perry |
| Assignee: | Perry Time Stamp Co |
| Patent Date: | May 7, 1907 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
