TREA

Olaf Wittur

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  • Hanover, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Circuit for producing an alternating voltage
    • Patent number 4,799,138
    • Issue date Jan 17, 1989
    • kabelmetal electro Gesellschaft mit beschrankter Haftung
    • Ziaedin Chahabadi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER