TREA

Willy V. D. Weydt

Follow

Person

  • Tonisvorst-Vorst, DE
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Piston sealing ring apparatus
    • Patent number 4,722,507
    • Issue date Feb 2, 1988
    • Masoneilan International, Inc.
    • Rudolf Lindackers
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...