Liu Yunbin

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Tianjin City, CN

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Patents Applicationslast 30 patents

Information Patent Application
DRUM SKIN FOR VOLUME-REDUCED OR ELECTRONIC DRUMS
- Publication number 20130312585
- Publication date Nov 28, 2013
- TIANJIN JINBAO MUSICAL INSTRUMENTS CO., LTD
- Liu Yunbin
- G10 - MUSICAL INSTRUMENTS ACOUSTICS