Chunquan He

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Filament positioning control device for composite spinning of filam...
- Patent number 9,347,150
- Issue date May 24, 2016
- Shanghai Wool & Jute Textile Research Institute
- Lei Fang
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
FILAMENT POSITIONING CONTROL DEVICE FOR COMPOSITE SPINNING OF FILAM...
- Publication number 20140075915
- Publication date Mar 20, 2014
- SHANGHAI WOOL & JUTE TEXTILE RESEARCH INSTITUTE
- Lei Fang
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING