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Shovel
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Patent number 11,655,611
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Issue date May 23, 2023
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Sumitomo Heavy Industries, Ltd.
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Yusuke Sano
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Shovel
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Patent number 10,604,916
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Issue date Mar 31, 2020
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Sumitomo Heavy Industries, Ltd.
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Eisuke Matsuzaki
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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Shovel
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Patent number 10,337,538
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Issue date Jul 2, 2019
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Sumitomo Heavy Industries, Ltd.
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Eisuke Matsuzaki
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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