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Shovel and system
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Patent number 12,098,516
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Issue date Sep 24, 2024
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Sumitomo Heavy Industries, Ltd.
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Masaru Onodera
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Shovel
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Patent number 12,071,741
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Issue date Aug 27, 2024
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Sumitomo Heavy Industries, Ltd.
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Takumi Itoh
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Excavator
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Patent number 11,692,334
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Issue date Jul 4, 2023
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Sumitomo Heavy Industries, Ltd.
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Junichi Okada
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING