-
-
-
Concrete crosstie
-
Patent number 10,895,042
-
Issue date Jan 19, 2021
-
Mauricio Javier Gutierrez Romero
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
-
Boltless rail brace
-
Patent number 10,400,397
-
Issue date Sep 3, 2019
-
Voestalpine Nortrak Inc.
-
Gary Click
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
Adjustable crane rail brace
-
Patent number 9,279,220
-
Issue date Mar 8, 2016
-
Atlantic Track & Turnout Co.
-
Jeffrey H. Grissom
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
-
-
3482779
-
Patent number 3,482,779
-
Issue date Dec 9, 1969
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
3044708
-
Patent number 3,044,708
-
Issue date Jul 17, 1962
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
2904256
-
Patent number 2,904,256
-
Issue date Sep 15, 1959
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
2815902
-
Patent number 2,815,902
-
Issue date Dec 10, 1957
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
2754066
-
Patent number 2,754,066
-
Issue date Jul 10, 1956
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
2491362
-
Patent number 2,491,362
-
Issue date Dec 13, 1949
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
2480975
-
Patent number 2,480,975
-
Issue date Sep 6, 1949
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
2435352
-
Patent number 2,435,352
-
Issue date Feb 3, 1948
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
2331314
-
Patent number 2,331,314
-
Issue date Oct 12, 1943
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
2284643
-
Patent number 2,284,643
-
Issue date Jun 2, 1942
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
2265104
-
Patent number 2,265,104
-
Issue date Dec 2, 1941
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
2243830
-
Patent number 2,243,830
-
Issue date Jun 3, 1941
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
2117150
-
Patent number 2,117,150
-
Issue date May 10, 1938
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
2078965
-
Patent number 2,078,965
-
Issue date May 4, 1937
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
2036686
-
Patent number 2,036,686
-
Issue date Apr 7, 1936
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
2009603
-
Patent number 2,009,603
-
Issue date Jul 30, 1935
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
1996508
-
Patent number 1,996,508
-
Issue date Apr 2, 1935
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
1996286
-
Patent number 1,996,286
-
Issue date Apr 2, 1935
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
1976069
-
Patent number 1,976,069
-
Issue date Oct 9, 1934
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
1956726
-
Patent number 1,956,726
-
Issue date May 1, 1934
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
1952794
-
Patent number 1,952,794
-
Issue date Mar 27, 1934
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
1824544
-
Patent number 1,824,544
-
Issue date Sep 22, 1931
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES