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Automated railroad tie unloading
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Patent number 11,225,758
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Issue date Jan 18, 2022
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Union Pacific Railroad Company
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Eric John Gehringer
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Clamp mount for concrete ties
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Patent number 5,507,434
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Issue date Apr 16, 1996
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Harmon Industries, Inc.
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Merrill W. Chambers
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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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3687366
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Patent number 3,687,366
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Issue date Aug 29, 1972
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2631783
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Patent number 2,631,783
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Issue date Mar 17, 1953
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2556350
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Patent number 2,556,350
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Issue date Jun 12, 1951
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1731155
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Patent number 1,731,155
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Issue date Oct 8, 1929
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1632466
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Patent number 1,632,466
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Issue date Jun 14, 1927
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1626317
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Patent number 1,626,317
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Issue date Apr 26, 1927
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1588985
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Patent number 1,588,985
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Issue date Jun 15, 1926
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1431094
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Patent number 1,431,094
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Issue date Oct 3, 1922
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1278374
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Patent number 1,278,374
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Issue date Sep 10, 1918
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1277456
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Patent number 1,277,456
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Issue date Sep 3, 1918
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1274221
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Patent number 1,274,221
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Issue date Jul 30, 1918
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1270968
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Patent number 1,270,968
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Issue date Jul 2, 1918
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1262754
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Patent number 1,262,754
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Issue date Apr 16, 1918
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1238518
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Patent number 1,238,518
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Issue date Aug 28, 1917
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1233413
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Patent number 1,233,413
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Issue date Jul 17, 1917
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1213326
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Patent number 1,213,326
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Issue date Jan 23, 1917
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1163627
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Patent number 1,163,627
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Issue date Dec 7, 1915
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1122520
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Patent number 1,122,520
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Issue date Dec 29, 1914
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1118229
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Patent number 1,118,229
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Issue date Nov 24, 1914
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1107116
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Patent number 1,107,116
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Issue date Aug 11, 1914
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1071484
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Patent number 1,071,484
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Issue date Aug 26, 1913
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1055170
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Patent number 1,055,170
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Issue date Mar 4, 1913
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1053583
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Patent number 1,053,583
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Issue date Feb 18, 1913
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1039641
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Patent number 1,039,641
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Issue date Sep 24, 1912
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1038975
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Patent number 1,038,975
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Issue date Sep 17, 1912
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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1015102
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Patent number 1,015,102
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Issue date Jan 16, 1912
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES