Pocket Watch Database

Patent Archive
#2936571

Patent Information

Counterbalance For Balance Wheel

Philip E. Biemiller

May 17, 1960

Patent #2936571
Manufacturer:Hamilton
Patent Number:2936571
Description:Counterbalance For Balance Wheel
Inventor(s): Philip E. Biemiller
Assignee:Hamilton Watch Co
Patent Date:May 17, 1960
Registration Type:Patent
External Research:https://www.google.c…
Patent Document:  PDF