Naokazu Nakano

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic steel plate for use as a magnetic shielding member and a m...
- Patent number 5,019,191
- Issue date May 28, 1991
- Sumitomo Metal Industries, Ltd.
- Ryuji Ogata
- C21 - METALLURGY OF IRON