TREA

Eberhard Niggemann

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  • Kelkheim, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electrochemical cell
    • Patent number 5,786,108
    • Issue date Jul 28, 1998
    • Varta Batterie Aktiengesellschaft
    • Dietrich Sprengel
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Multicell storage battery
    • Patent number 5,660,944
    • Issue date Aug 26, 1997
    • Varta Batterie Aktiengesellschaft
    • Dietrich Sprengel
    • H01 - BASIC ELECTRIC ELEMENTS