TREA

Reiner Strangefeld

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  • Buckeburg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Self-closing valve
    • Patent number 4,777,975
    • Issue date Oct 18, 1988
    • Reiner Strangefeld
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...