Pocket Watch Database
Patent Archive
#1750505
Patent Information
Clock Astro
Michael N. Bulka
March 11, 1930
Patent #1750505
| Patent Number: | 1750505 |
| Description: | Clock Astro |
| Inventor(s): | Michael N. Bulka |
| Patent Date: | Mar 11, 1930 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
