Wakayama-shi, JP
Information
Patent Grant
Sumitomo Metal Industries, Ltd.
Kazuhiro Shimoda
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Kazuhiro Shimoda
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
