Itsuo Hijikata

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Nagoya, JA

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Patents Grantslast 30 patents

Information Patent Grant
Moulding flask for vacuum sealed moulding process
- Patent number 3,952,793
- Issue date Apr 27, 1976
- Sintokogio, Ltd.
- Itsuo Hijikata
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Pattern plate device for vacuum sealed molding
- Patent number 3,933,194
- Issue date Jan 20, 1976
- Sintokogio, Ltd.
- Itsuo Hijikata
- B22 - CASTING POWDER METALLURGY