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Traffic cone
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Patent number 10,745,871
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Issue date Aug 18, 2020
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Terry Utz
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Traffic cone
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Patent number 10,094,080
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Issue date Oct 9, 2018
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Terry Utz
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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-
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Retractable lighting assembly
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Patent number 5,683,176
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Issue date Nov 4, 1997
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Patrick B. Clendenin
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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-
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Barrier module lifting clamp
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Patent number 5,403,114
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Issue date Apr 4, 1995
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Danny L. James
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Signaling device
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Patent number 5,168,827
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Issue date Dec 8, 1992
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Wilhelm Junker
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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-
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Moveable lane barrier locking system
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Patent number 4,498,803
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Issue date Feb 12, 1985
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Quicksteel Engineering Pty. Ltd.
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John P. Quittner
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Traffic delineator
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Patent number 4,240,766
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Issue date Dec 23, 1980
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William P. Smith
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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-
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Traffic control device
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Patent number 3,963,363
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Issue date Jun 15, 1976
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David H. Roper
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3841775
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Patent number 3,841,775
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Issue date Oct 15, 1974
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3820911
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Patent number 3,820,911
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Issue date Jun 28, 1974
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3593261
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Patent number 3,593,261
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Issue date Jul 13, 1971
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3530775
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Patent number 3,530,775
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Issue date Sep 29, 1970
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3447429
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Patent number 3,447,429
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Issue date Jun 3, 1969
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3334554
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Patent number 3,334,554
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Issue date Aug 8, 1967
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3263578
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Patent number 3,263,578
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Issue date Aug 2, 1966
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3245327
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Patent number 3,245,327
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Issue date Apr 12, 1966
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3086430
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Patent number 3,086,430
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Issue date Apr 23, 1963
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2931279
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Patent number 2,931,279
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Issue date Apr 5, 1960
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES