Pocket Watch Database
Patent Archive
#2128970
Patent Information
Clock Space Time
Katherine O. Smyser
Selden F. Smyser
September 6, 1938
Patent #2128970
| Patent Number: | 2128970 |
| Description: | Clock Space Time |
| Inventor(s): |
Katherine O. Smyser Selden F. Smyser |
| Patent Date: | Sep 6, 1938 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
