Takashi Yanai

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Hikari, JA

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Patents Grantslast 30 patents

Information Patent Grant
Method of regulating the flow of molten metal through the pouring o...
- Patent number 3,990,614
- Issue date Nov 9, 1976
- Kurosaki Yogyo Co., Ltd.
- Terumoto Matsuo
- B22 - CASTING POWDER METALLURGY