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Kunio NISHIZAKI
The Japanese Society of Agricultural Machinery Obihiro University of Agriculture and Veternary Medicine
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Kazutaka UMETSU
The Japanese Society of Agricultural Machinery Obihiro University of Agriculture and Veternary Medicine
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Junichi TAKAHASHI
The Japanese Society of Agricultural Machinery Obihiro University of Agriculture and Veternary Medicine
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Junji ADACHI
Matsusita Electric Works, Ltd.
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Susumu KOBAYASHI
Matsusita Electric Works, Ltd.