Yuhai Guo

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Hangzhou, CN

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Patents Applicationslast 30 patents

Information Patent Application
A Device for Biaxially-Oriented Stretching Polytetrafluoroethylene...
- Publication number 20160257049
- Publication date Sep 8, 2016
- ZHEJIANG SCI-TECH
- Yuhai Guo
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL