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All electric pothole patcher
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Patent number 10,260,208
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Issue date Apr 16, 2019
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H.D. Industries, Inc.
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Harold W. Dillingham
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Pavement repair material cart
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Patent number 6,439,806
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Issue date Aug 27, 2002
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H.D. Industries, Inc.
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Harold W. Dillingham
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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