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Method for maintaining wood railroad ties
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Patent number 11,479,920
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Issue date Oct 25, 2022
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Railroad Solutions, Inc.
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Walter Vizcaino
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Subway rail anchor assembly
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Patent number 6,454,505
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Issue date Sep 24, 2002
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Illinois Tool Works Inc.
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Richard Griffith
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Subway rail anchor assembly
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Patent number 6,454,181
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Issue date Sep 24, 2002
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Illinois Tool Works Inc.
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Richard Griffith
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Securing devices
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Patent number 5,312,214
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Issue date May 17, 1994
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Multiclip Company Limited
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Reginald F. Morton
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Railroad spike retainer
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Patent number 3,964,680
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Issue date Jun 22, 1976
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David M. Arthur
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3716608
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Patent number 3,716,608
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Issue date Feb 13, 1973
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3191864
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Patent number 3,191,864
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Issue date Jun 29, 1965
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2777641
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Patent number 2,777,641
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Issue date Jan 15, 1957
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2728120
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Patent number 2,728,120
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Issue date Dec 27, 1955
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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2690878
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Patent number 2,690,878
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Issue date Oct 5, 1954
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2690879
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Patent number 2,690,879
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Issue date Oct 5, 1954
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2663662
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Patent number 2,663,662
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Issue date Dec 22, 1953
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2389464
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Patent number 2,389,464
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Issue date Nov 20, 1945
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2265499
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Patent number 2,265,499
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Issue date Dec 9, 1941
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2222546
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Patent number 2,222,546
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Issue date Nov 19, 1940
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2162604
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Patent number 2,162,604
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Issue date Jun 13, 1939
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2069987
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Patent number 2,069,987
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Issue date Feb 9, 1937
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1948889
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Patent number 1,948,889
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Issue date Feb 27, 1934
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1855329
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Patent number 1,855,329
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Issue date Apr 26, 1932
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1841259
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Patent number 1,841,259
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Issue date Jan 12, 1932
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES