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Making fixed railway track
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Patent number 7,641,127
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Issue date Jan 5, 2010
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Hain, Uwe & Hain, Silke
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Wolfgang Markus
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Track
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Patent number 5,806,764
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Issue date Sep 15, 1998
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Gmundner Fertigteile Gesellschaft m.b.H. & Co. KG
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Bernhard Neumann
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Laying railway track
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Patent number 4,947,756
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Issue date Aug 14, 1990
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Kusel; Peter G.
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Peter G. Kusel
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Railroad tie cover
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Patent number 4,489,884
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Issue date Dec 25, 1984
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Stedef S.A.
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John L. Harmsen
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Railroad tie cover
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Patent number 4,356,968
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Issue date Nov 2, 1982
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Stedef S.A.
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John L. Harmsen
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Concrete railroad track
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Patent number 4,280,657
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Issue date Jul 28, 1981
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James L. Ramer
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Prestressed concrete roadway
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Patent number 4,191,490
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Issue date Mar 4, 1980
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Barnett, Haynes & Barnett, International
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George D. Barnett
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Concrete railroad bed
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Patent number 4,141,499
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Issue date Feb 27, 1979
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James L. Ramer
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Railroad track rail
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Patent number 4,079,889
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Issue date Mar 21, 1978
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The Raymond Lee Organization, Inc.
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John F. Halpenny
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3920182
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Patent number 3,920,182
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Issue date Nov 18, 1975
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B66 - HOISTING LIFTING HAULING
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3878987
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Patent number 3,878,987
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Issue date Apr 22, 1975
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3790078
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Patent number 3,790,078
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Issue date Feb 5, 1974
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3762641
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Patent number 3,762,641
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Issue date Oct 2, 1973
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3756507
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Patent number 3,756,507
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Issue date Sep 4, 1973
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3687346
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Patent number 3,687,346
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Issue date Aug 29, 1972
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3622072
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Patent number 3,622,072
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Issue date Nov 23, 1971
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES