Kousuke Sawashige

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Houfu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Annealing steel strip using molten B.sub.2 O.sub.3, SiO.sub.2 Na.su...
- Patent number 4,473,412
- Issue date Sep 25, 1984
- Nisshin Steel Co., Ltd.
- Shigeaki Maruhashi
- C21 - METALLURGY OF IRON