Cheng LUO

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GUANGDONG PROVINCE, CN

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Patents Grantslast 30 patents

Information Patent Grant
Button-type airtight container and the lid thereof
- Patent number 9,731,874
- Issue date Aug 15, 2017
- Cheng Luo
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
A BUTTON-TYPE AIRTIGHT CONTAINER AND THE LID THEREOF
- Publication number 20160107805
- Publication date Apr 21, 2016
- Cheng LUO
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL