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Quick coupler assembly
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Patent number 4,854,814
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Issue date Aug 8, 1989
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J. I. Case Company
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Wayne G. Smith
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Quick coupler assembly
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Patent number 4,854,812
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Issue date Aug 8, 1989
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J. I. Case Company
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Wayne G. Smith
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Quick coupler assembly
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Patent number 4,761,113
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Issue date Aug 2, 1988
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J. I. Case Company
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Wayne G. Smith
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Multi-mode steering system
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Patent number 4,565,257
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Issue date Jan 21, 1986
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J. I. Case Company
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Charles B. Hanson
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Bucket tooth attachment means
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Patent number 4,407,081
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Issue date Oct 4, 1983
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J. I. Case Company
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Charles B. Hanson
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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