Yuehui Ma

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Lanzhou, CN

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Patents Applicationslast 30 patents

Information Patent Application
SELF-PRESSURIZED RESILIENT GASKET
- Publication number 20140348612
- Publication date Nov 27, 2014
- LANZHOU SEEMINE SHAPE MEMORY ALLOY CO. LTD
- Tianxiang Chen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...