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Tadashi KATO
Kokura Steel Works, Sumitomo Metal Industries, Ltd.
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Michitaka FUJITA
Kokura Steel Works, Sumitomo Metal Industries, Ltd.
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Kazuhiko NISHIDA
Kokura Steel Works, Sumitomo Metal Industries, Ltd.
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Katsuhiro UNO
Kokura Steel Works, Sumitomo Metal Industries, Ltd.
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Shoichi KOJIMA
Kokura Steel Works, Sumitomo Metal Industries, Ltd.