-
-
-
-
-
Method for casting iron pipe
-
Patent number 5,190,093
-
Issue date Mar 2, 1993
-
American Cast Iron Pipe Company
-
Gene L. Oliver
-
B22 - CASTING POWDER METALLURGY
-
-
-
-
-
-
3756307
-
Patent number 3,756,307
-
Issue date Sep 4, 1973
-
B22 - CASTING POWDER METALLURGY
-
3718178
-
Patent number 3,718,178
-
Issue date Feb 27, 1973
-
B22 - CASTING POWDER METALLURGY
-
3589435
-
Patent number 3,589,435
-
Issue date Jun 29, 1971
-
B22 - CASTING POWDER METALLURGY
-
3466352
-
Patent number 3,466,352
-
Issue date Sep 9, 1969
-
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
-
3411568
-
Patent number 3,411,568
-
Issue date Nov 19, 1968
-
B22 - CASTING POWDER METALLURGY
-
2797459
-
Patent number 2,797,459
-
Issue date Jul 2, 1957
-
B22 - CASTING POWDER METALLURGY
-
2586349
-
Patent number 2,586,349
-
Issue date Feb 19, 1952
-
B22 - CASTING POWDER METALLURGY
-
2518055
-
Patent number 2,518,055
-
Issue date Aug 8, 1950
-
B22 - CASTING POWDER METALLURGY
-
2513142
-
Patent number 2,513,142
-
Issue date Jun 27, 1950
-
B22 - CASTING POWDER METALLURGY
-
2513101
-
Patent number 2,513,101
-
Issue date Jun 27, 1950
-
B22 - CASTING POWDER METALLURGY
-
2412601
-
Patent number 2,412,601
-
Issue date Dec 17, 1946
-
B22 - CASTING POWDER METALLURGY
-
2412040
-
Patent number 2,412,040
-
Issue date Dec 3, 1946
-
B22 - CASTING POWDER METALLURGY
-
2289361
-
Patent number 2,289,361
-
Issue date Jul 14, 1942
-
B22 - CASTING POWDER METALLURGY
-
2248693
-
Patent number 2,248,693
-
Issue date Jul 8, 1941
-
B22 - CASTING POWDER METALLURGY
-
2148802
-
Patent number 2,148,802
-
Issue date Feb 28, 1939
-
B22 - CASTING POWDER METALLURGY
-
2130726
-
Patent number 2,130,726
-
Issue date Sep 20, 1938
-
B22 - CASTING POWDER METALLURGY
-
1988471
-
Patent number 1,988,471
-
Issue date Jan 22, 1935
-
B22 - CASTING POWDER METALLURGY
-
1988470
-
Patent number 1,988,470
-
Issue date Jan 22, 1935
-
B22 - CASTING POWDER METALLURGY
-
1889671
-
Patent number 1,889,671
-
Issue date Nov 29, 1932
-
B22 - CASTING POWDER METALLURGY
-
1814176
-
Patent number 1,814,176
-
Issue date Jul 14, 1931
-
B22 - CASTING POWDER METALLURGY