Roland Joseph Davantes

Person

  • San Rafael, CA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Waste water diverter apparatus

    • Patent number 9,404,241
    • Issue date Aug 2, 2016
    • Roland Joseph Davantes
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...