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Track transportation system
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Patent number 8,234,022
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Issue date Jul 31, 2012
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Mitsubishi Heavy Industries, Ltd.
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Shunji Morichika
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B61 - RAILWAYS
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Tramway transit system
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Patent number 8,146,509
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Issue date Apr 3, 2012
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Mitsubishi Heavy Industries, Ltd.
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Katsuaki Morita
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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