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Patent Archive
#288175
Patent Information
Clock System Circuit & Apparatus For Electric
James Hamblet
November 6, 1883
Patent #288175
Patent Number: | 288175 |
Description: | Clock System Circuit & Apparatus For Electric |
Inventor(s): | James Hamblet |
Patent Date: | Nov 6, 1883 |
Registration Type: | Patent |
External Research: | https://www.google.c… |
Patent Document: |