Chengjin Yu

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Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method of removing backing adhesive of carpet and the device thereof
- Patent number 8,500,047
- Issue date Aug 6, 2013
- Chengjin Yu
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF REMOVING BACKING ADHESIVE OF CARPET AND THE DEVICE THEREOF
- Publication number 20110220293
- Publication date Sep 15, 2011
- Chengjin Yu
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL