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Coating for humidity indicator, method for production of the coating, humidity indicator using the coating

Coating for humidity indicator, method for production of the coating, humidity indicator using the coating

  • CN 101,432,617 B
  • Filed: 04/25/2007
  • Issued: 02/20/2013
  • Est. Priority Date: 04/26/2006
  • Status: Active Grant
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