-
Apparatus for use in molding
-
Patent number 5,139,409
-
Issue date Aug 18, 1992
-
Dryflow Limited
-
Christopher G. Bevan
-
B28 - WORKING CEMENT, CLAY, OR STONE
-
Hydration means
-
Patent number 4,818,202
-
Issue date Apr 4, 1989
-
C. G. Bevan Associates Limited
-
Christopher G. Bevan
-
B28 - WORKING CEMENT, CLAY, OR STONE