-
Versatile light rail bed paver
-
Patent number 11,767,643
-
Issue date Sep 26, 2023
-
Allen Engineering Corp.
-
Edward Andrew Waldon
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
-
-
-
-
Rail gauge leveling tie
-
Patent number 8,720,157
-
Issue date May 13, 2014
-
Astro Engineering & Manufacturing, Inc.
-
George H. Ross
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3656690
-
Patent number 3,656,690
-
Issue date Apr 18, 1972
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
3622072
-
Patent number 3,622,072
-
Issue date Nov 23, 1971
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
3382815
-
Patent number 3,382,815
-
Issue date May 14, 1968
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES