Pocket Watch Database

Patent Archive
#1954781

Patent Information

Clock System Synch Series Type

Ralph Charles Allen

April 17, 1934

Patent #1954781
Patent Number:1954781
Description:Clock System Synch Series Type
Inventor(s): Ralph Charles Allen
Assignee:Ibm Corp
Patent Date:Apr 17, 1934
Registration Type:Patent
External Research:https://www.google.c…
Patent Document:  PDF