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Liquid level sensor

  • US 20040149032A1
  • Filed: 01/31/2003
  • Published: 08/05/2004
  • Est. Priority Date: 01/31/2003
  • Status: Abandoned Application
First Claim
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1. A liquid level sensor comprising:

  • an insulated substrate;

    a pair of spaced apart electrically conductive electrodes supported by the insulated substrate; and

    a layer of porous material overlying the pair of spaced apart electrically conductive electrodes.

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