Pocket Watch Database

Patent Archive
#2475947

Patent Information

Watch Balance Test Apparatus And Therefor

W. Kohlhagen

July 5, 1949

Patent #2475947
Manufacturer:Hamilton
Patent Number:2475947
Description:Watch Balance Test Apparatus And Therefor
Inventor(s): W. Kohlhagen
Assignee:Hamilton Watch Co
Patent Date:Jul 5, 1949
Registration Type:Patent
External Research:https://www.google.c…
Patent Document:  PDF