Kenji Shibuya

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Sapporo, JP

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Patents Grantslast 30 patents

Information Patent Grant
High-rigid type guiding method for steel materials to be rolled
- Patent number 5,404,740
- Issue date Apr 11, 1995
- Kotobuki Sangyo Kabushiki Kaisha
- Shoji Okada
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...