Tetsuhiko Okano

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Heavy-duty cold-rolling for mechanically descaling a hot-rolled ste...
- Patent number 6,210,501
- Issue date Apr 3, 2001
- Nisshin Steel Co., Ltd.
- Tetsuhiko Okano
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...