TREA

Helmut Niklas

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  • Weinheim an der Bergstrasse, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Radial shaft sealing ring
    • Patent number 4,194,748
    • Issue date Mar 25, 1980
    • Firma Carl Freudenberg
    • Hans Forch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...