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Henry R. DeGraan

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  • Poway, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sealing plug with reinforced stem
    • Patent number 7,520,708
    • Issue date Apr 21, 2009
    • Aztec Washer Company
    • Marek Ciulis
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    FLASHING STRIP
    • Publication number 20140021713
    • Publication date Jan 23, 2014
    • Aztec Manufacturing, Inc.
    • Henry R. DeGraan
    • E04 - BUILDING
  • Information Patent Application

    WASHER WITH VULCANIZATE LAYER
    • Publication number 20110014010
    • Publication date Jan 20, 2011
    • Aztec Washer Company
    • Henry R. DeGraan
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Sealing plug with reinforced stem
    • Publication number 20080038078
    • Publication date Feb 14, 2008
    • Marek Ciulis
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...