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John H. Matthews

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  • Cumming, GA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Coupler tool
    • Patent number 6,647,838
    • Issue date Nov 18, 2003
    • The Lubrizol Corporation
    • John H. Matthews
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    System for periodic fluid maintenance of apparatus
    • Patent number 6,585,009
    • Issue date Jul 1, 2003
    • The Lubrizol Corporation
    • John H. Matthews
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    System for periodic fluid maintenance of apparatus
    • Patent number 6,568,436
    • Issue date May 27, 2003
    • The Lubrizol Corporation
    • John H. Matthews
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    System for periodic fluid maintenance of apparatus
    • Publication number 20030102050
    • Publication date Jun 5, 2003
    • John H. Matthews
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COUPLER TOOL
    • Publication number 20020157508
    • Publication date Oct 31, 2002
    • John H. Matthews
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    System for periodic fluid maintenance of apparatus
    • Publication number 20020148528
    • Publication date Oct 17, 2002
    • John H. Matthews
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES