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Revetment block
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Patent number D415576
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Issue date Oct 19, 1999
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John M. Scales
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D25 - Building units and construction elements
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Revetment blocks and method
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Patent number 5,921,710
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Issue date Jul 13, 1999
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John M. Scales
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Cast block
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Patent number D405193
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Issue date Feb 2, 1999
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John M. Scales
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D25 - Building units and construction elements
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Revetment block
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Patent number D399577
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Issue date Oct 13, 1998
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John M. Scales
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D25 - Building units and construction elements
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Revetment block
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Patent number D392750
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Issue date Mar 24, 1998
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John M. Scales
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D25 - Building units and construction elements
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Retaining wall block
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Patent number D350611
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Issue date Sep 13, 1994
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John M. Scales
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D25 - Building units and construction elements
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Revetment panel methods
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Patent number 4,502,815
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Issue date Mar 5, 1985
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Nicolon Corporation
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John M. Scales
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Revetment panel
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Patent number 4,449,847
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Issue date May 22, 1984
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Nicolon Corporation
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John M. Scales
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Revetment grids and mats
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Patent number 4,370,075
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Issue date Jan 25, 1983
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Nicolon Corporation
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John M. Scales
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES