-
-
-
-
-
Chemical reaction
-
Patent number 4,367,130
-
Issue date Jan 4, 1983
-
Jerome H. Lemelson
-
B22 - CASTING POWDER METALLURGY
-
Wave generating apparatus and method
-
Patent number 4,207,154
-
Issue date Jun 10, 1980
-
Jerome H. Lemelson
-
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
-
3707896
-
Patent number 3,707,896
-
Issue date Jan 2, 1973
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
3381672
-
Patent number 3,381,672
-
Issue date May 7, 1968
-
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
-
3320740
-
Patent number 3,320,740
-
Issue date May 23, 1967
-
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
-
3253399
-
Patent number 3,253,399
-
Issue date May 31, 1966
-
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...