TREA

Shigemi Yamane

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lead frame and method for manufacturing the same
    • Patent number 4,640,723
    • Issue date Feb 3, 1987
    • Tokyo Shibaura Denki Kabushiki Kaisha
    • Shinzo Sugai
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...