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Deck construction
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Patent number 6,851,234
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Issue date Feb 8, 2005
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Pro Shop Plans Co., Inc.
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Paul Hoffman
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Deck construction
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Patent number 6,609,346
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Issue date Aug 26, 2003
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Pro Shop Plans Co., Inc.
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Paul Hoffman
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Deck construction
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Patent number 6,550,201
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Issue date Apr 22, 2003
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Pro Shop Plans Co., Inc.
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Paul Hoffman
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Deck construction
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Patent number 6,446,403
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Issue date Sep 10, 2002
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Pro Shop Plans Co., Inc.
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Paul Hoffman
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Deck construction
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Patent number 6,324,801
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Issue date Dec 4, 2001
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Pro Shop Plans Co., Inc.
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Paul Holfman
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Deck construction
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Patent number 5,953,874
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Issue date Sep 21, 1999
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Pro Shop Plans Co., Inc.
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Paul Hoffman
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING