Pocket Watch Database
Patent Archive
#832928
Patent Information
Clock Lapse Time Gravity
Clarence E. Spalding
October 9, 1906
Patent #832928
| Patent Number: | 832928 |
| Description: | Clock Lapse Time Gravity |
| Inventor(s): | Clarence E. Spalding |
| Patent Date: | Oct 9, 1906 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
