Pocket Watch Database
Patent Archive
#100691
Patent Information
Sun Dial
L. Ignatius Trueg
March 8, 1870
Patent #100691
| Patent Number: | 100691 |
| Description: | Sun Dial |
| Inventor(s): | L. Ignatius Trueg |
| Patent Date: | Mar 8, 1870 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
