Pocket Watch Database
Patent Archive
#170423
Patent Information
Solar Chronometer
M. Wheeler,
November 23, 1875
Patent #170423
| Patent Number: | 170423 |
| Description: | Solar Chronometer |
| Inventor(s): | M. Wheeler, |
| Patent Date: | Nov 23, 1875 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
