Chirn Shun Hsn

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Material melting device of metal injection molding machine
- Patent number 6,860,316
- Issue date Mar 1, 2005
- Chi Yin Wu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Air releasing check structure of metal injecting machine
- Patent number 6,681,837
- Issue date Jan 27, 2004
- Chi Yin Wu
- B22 - CASTING POWDER METALLURGY