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*Shinji KAWAI
Yamamoto Metal Technos Co., Ltd.
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Masatoshi SHINDO
Yamamoto Metal Technos Co., Ltd.
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Kengo YAMAMOTO
Yamamoto Metal Technos Co., Ltd.
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Takuya NAGAI
Shinko Welding Service Co., Ltd.
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Toshihiko NAKANO
Shinko Welding Service Co., Ltd.
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Shigetaka OKANO
Graduate school of engineering Osaka university
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Masahito MOCHIZUKI
Graduate school of engineering Osaka university
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Tetsuo SUGA
Joining and Welding Research Institute, Osaka University