TREA

Klaus Ruthenberg

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  • Ronnenberg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Internal mixer
    • Patent number 4,877,328
    • Issue date Oct 31, 1989
    • Continental Aktiengesellschaft
    • Friedhelm Muller
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL