Yasuo Okada

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Toyota, JA

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing heat-insulating casting
- Patent number 3,939,897
- Issue date Feb 24, 1976
- Toyota Jidosha Kogyo Kabushiki Kaisha
- Yasuhisa Kaneko
- B22 - CASTING POWDER METALLURGY