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Patent Archive
#1394690
Patent Information
Pendulum
Alfred L. Sohm
October 25, 1921
Patent #1394690
Patent Number: | 1394690 |
Description: | Pendulum |
Inventor(s): | Alfred L. Sohm |
Assignee: | Sohm Electric Co |
Patent Date: | Oct 25, 1921 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |