Young-Ki Yoon

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Buchun, KR

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Patents Grantslast 30 patents

Information Patent Grant
Control valve for a gas cylinder
- Patent number 6,367,657
- Issue date Apr 9, 2002
- Samhongsa, Co., Ltd.
- Young-Ki Yoon
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...