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Electric hygroscope

  • US 2,726,305 A
  • Filed: 05/08/1953
  • Issued: 12/06/1955
  • Est. Priority Date: 05/08/1953
  • Status: Expired due to Term
First Claim
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1. A CARBON TYPE HYDROSCOPE WITH A HIGH POSITIVE HUMIDITY CO-EFFICIENT OF RESISTIVITY AND AN EXTREMELY LOW ELECTRICAL RESISTANCE, WHICH INCLUDES A CARBON CORE, A PAIR OF ELECTRODES WOUND IN BI-FILAR FORM ON SAID CORE, AND A HUMIDITY RESPONSIVE SOLUTION COATED OVER SAID ELECTRODES AND CORE.

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