-
-
Hinge structure
-
Patent number 5,426,822
-
Issue date Jun 27, 1995
-
Richard L. Weir
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
Building structures
-
Patent number 5,247,773
-
Issue date Sep 28, 1993
-
Richard L. Weir
-
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
-
-
-