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Fa.Dr.C.Otto & Comp. GmbH

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Patents Grantslast 30 patents

  • Information Patent Grant

    Coke quenching car
    • Patent number 4,726,465
    • Issue date Feb 23, 1988
    • Fa.Dr.C.Otto & Comp. GmbH
    • Hans-Jurgen Kwasnik
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...