Hans Schnatmeyer

Person

  • Bremen, DT

Patents Grantslast 30 patents

  • Information Patent Grant

    Check valve

    • Patent number 4,027,695
    • Issue date Jun 7, 1977
    • Gustav F. Gerdts KG
    • Hans Schnatmeyer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...