Kashima-shi, JP
Information
Patent Grant
Nippon Steel & Sumitomo Metal Corporation
Kazuaki Kobayashi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Mitsubishi-Hitachi Metals Machinery, Inc.
Kazuaki Kobayashi
C21 - METALLURGY OF IRON
