-
Waterproofing structure
-
Patent number 4,467,015
-
Issue date Aug 21, 1984
-
Arthur G. Clem
-
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
-
-
-
-
-
-
-
Super-yield bentonite base drilling fluid
-
Patent number 4,087,365
-
Issue date May 2, 1978
-
American Colloid Company
-
Arthur G. Clem
-
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
-
-
Moisture impervious panel
-
Patent number 4,070,839
-
Issue date Jan 31, 1978
-
American Colloid Company
-
Arthur G. Clem
-
E04 - BUILDING
-
Water barrier panel
-
Patent number 4,048,373
-
Issue date Sep 13, 1977
-
American Colloid Company
-
Arthur G. Clem
-
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
-
-