Pocket Watch Database
Patent Archive
#1320400
Patent Information
Clock Regulator
Arvid G. Lundquist
November 4, 1919
Patent #1320400
| Patent Number: | 1320400 |
| Description: | Clock Regulator |
| Inventor(s): | Arvid G. Lundquist |
| Patent Date: | Nov 4, 1919 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
