Teiichi Kawai

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Patents Grantslast 30 patents

Information Patent Grant
Method of adding metallic additive to molten metal of higher temper...
- Patent number 3,999,984
- Issue date Dec 28, 1976
- Kubota, Ltd.
- Teiichi Kawai
- C21 - METALLURGY OF IRON
Information Patent Grant
Apparatus for mixing different kinds of metallic material
- Patent number 3,991,988
- Issue date Nov 16, 1976
- Kubota, Ltd.
- Teiichi Kawai
- C21 - METALLURGY OF IRON