TREA

Takashi Hamamoto

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  • Shimonoseki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Copper alloy sheet for electronic parts
    • Patent number 6,334,915
    • Issue date Jan 1, 2002
    • Kabushiki Kaish Kobe Seiko Sho
    • Tetsuzo Ogura
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...