TREA

Åke Pettersson

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  • Brunflo, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Deteriorated filament detection
    • Patent number 6,556,017
    • Issue date Apr 29, 2003
    • Safegate International AB
    • Åke Pettersson
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR