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Flight for asphalt rotary dryer
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Patent number 12,134,864
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Issue date Nov 5, 2024
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e5 Engineers, LLC
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Malcolm L. Swanson
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Reversed interstitial paddles
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Patent number 11,649,595
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Issue date May 16, 2023
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Astec, Inc.
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Kevin Risley
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Conveyable heating apparatus
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Patent number 5,607,298
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Issue date Mar 4, 1997
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Tanaka Giken Co., Ltd.
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Shigehiro Tanaka
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Asphalt plant drum drive
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Patent number 5,607,232
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Issue date Mar 4, 1997
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Joel M. Dahl
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Coal-fired asphalt plant
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Patent number 4,638,747
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Issue date Jan 27, 1987
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Astec Industries, Inc.
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J. Donald Brock
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3812821
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Patent number 3,812,821
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Issue date May 28, 1974
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2559899
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Patent number 2,559,899
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Issue date Jul 10, 1951
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2278069
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Patent number 2,278,069
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Issue date Mar 31, 1942
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2152798
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Patent number 2,152,798
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Issue date Apr 4, 1939
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2045451
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Patent number 2,045,451
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Issue date Jun 23, 1936
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1875516
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Patent number 1,875,516
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Issue date Sep 6, 1932
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1859324
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Patent number 1,859,324
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Issue date May 24, 1932
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1777002
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Patent number 1,777,002
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Issue date Sep 30, 1930
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES