Pocket Watch Database
Patent Archive
#2230039
Patent Information
Planetarium
Vernon Chester Jones
January 28, 1941
Patent #2230039
| Patent Number: | 2230039 |
| Description: | Planetarium |
| Inventor(s): | Vernon Chester Jones |
| Patent Date: | Jan 28, 1941 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
