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Kiichi NARITA
Central Research Laboratory, Kobe Steel, Ltd.
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Shin-ichi INABA
Central Research Laboratory, Kobe Steel, Ltd.
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Isao KOBAYASHI
Central Research Laboratory, Kobe Steel, Ltd.
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Ken-ichi OKIMOTO
Central Research Laboratory, Kobe Steel, Ltd.
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Masakata SHIMIZU
Central Research Laboratory, Kobe Steel, Ltd.
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Keiji KUWANO
Kakogawa Works, Kobe Steel, Ltd.
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Koichi IKEDA
Kakogawa Works, Kobe Steel, Ltd.