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Temperature monitor employing a flowable aqueous composition containing dispersed polyvinyl acetate as a flow retardant

  • US 3,243,303 A
  • Filed: 06/27/1962
  • Issued: 03/29/1966
  • Est. Priority Date: 06/27/1962
  • Status: Expired due to Term
First Claim
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1. A TEMPERATURE MONITOR WHICH COMPRISES AN ABSORBENT BODY HAVING AN INDICATING AREA ON A SURFACE THEREOF, AND A FLUID COMPOSITION FOR PRODUCING A VISUAL INDICATION AT SAID INDICATING AREA, SAID FLUID COMPOSITION COMPRISING AN AQUEOUS DISPERSION OF POLYVINYL ACETATE, SAID FLUID COMPOSITION BEING ARRANGED FOR ABSORPITON BY SAID ABSORBENT BODY AT A ZONE REMOTE FROM SAID INIDCATING AREA, SAID FLUID COMPOSITION TRAVELING TO SAID INDICATING AREA AT A PREDETERMINED TERMPERATURE AND PROVIDING A VISUAL INDICATION THEREAT.

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