-
-
-
Ditcher method and apparatus
-
Patent number 4,736,534
-
Issue date Apr 12, 1988
-
The Marmon Group, Inc.
-
Gordon E. Daniels
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
-
-
-
-
Reversible direction bucket wheels
-
Patent number 4,009,531
-
Issue date Mar 1, 1977
-
Koch Transporttechnik GmbH
-
Michel Metrier
-
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
-
3412491
-
Patent number 3,412,491
-
Issue date Nov 26, 1968
-
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
-
2256719
-
Patent number 2,256,719
-
Issue date Sep 23, 1941
-
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
-
1455206
-
Patent number 1,455,206
-
Issue date May 15, 1923
-
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING