Kiwami Kurihara

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Musashino, JA

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Patents Grantslast 30 patents

Information Patent Grant
Method of cooling a steel material without deformation
- Patent number 4,033,737
- Issue date Jul 5, 1977
- Nippon Kokan Kabushiki Kaisha
- Kazuo Kunioka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...