Pocket Watch Database
Patent Archive
#2698509
Patent Information
Clock Work Balance Spring Mech
Valkenburgh Merritt Van
James L. Pritchard
January 4, 1955
Patent #2698509
| Patent Number: | 2698509 |
| Description: | Clock Work Balance Spring Mech |
| Inventor(s): |
Valkenburgh Merritt Van James L. Pritchard |
| Assignee: | M H Rhodes Inc |
| Patent Date: | Jan 4, 1955 |
| Registration Type: | Patent |
| External Research: | https://www.google.c… |
| Patent Document: |
