Pocket Watch Database

Patent Archive
#1283476

Patent Information

Watch Main Spring

Charles E. DeLong

November 5, 1918

Patent #1283476
Manufacturer:Illinois Watch Co.
Patent Number:1283476
Description:Watch Main Spring
Inventor(s): Charles E. DeLong
Assignee:Illinois Watch Co
Patent Date:Nov 5, 1918
Registration Type:Patent
External Research:https://www.google.c…
Patent Document:  PDF