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Diaphragm walls
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Patent number 10,988,911
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Issue date Apr 27, 2021
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CCMJ SYSTEMS LTD
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John Coupland
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Movable barrier wall
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Patent number 6,338,594
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Issue date Jan 15, 2002
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Richard S. Adler
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Richard S Adler
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3796054
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Patent number 3,796,054
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Issue date Mar 12, 1974
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3766695
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Patent number 3,766,695
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Issue date Oct 23, 1973
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3564855
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Patent number 3,564,855
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Issue date Feb 23, 1971
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3464665
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Patent number 3,464,665
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Issue date Sep 2, 1969
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING