TREA

Charles F. Lee

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  • Venice, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Portable water tester with cap
    • Patent number D608670
    • Issue date Jan 26, 2010
    • HM Digital, Inc.
    • Robert L. Samborn
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Flow switch
    • Patent number D604805
    • Issue date Nov 24, 2009
    • HM Digital, Inc.
    • Rob Samborn
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Portable water tester with cap
    • Patent number D602384
    • Issue date Oct 20, 2009
    • HM Digital, Inc.
    • Rob Samborn
    • D10 - Measuring, testing, or signalling instruments

Patents Applicationslast 30 patents