Pocket Watch Database
Patent Archive
#1420549
Patent Information
Clock Gravity Or Rack
Max Horn
June 20, 1922
Patent #1420549
| Patent Number: | 1420549 |
| Description: | Clock Gravity Or Rack |
| Inventor(s): | Max Horn |
| Patent Date: | Jun 20, 1922 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
