Laichao JI

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Panel polishing device and panel cleaning equipment
- Patent number 9,937,533
- Issue date Apr 10, 2018
- BOE Technology Group Co., Ltd.
- Laichao Ji
- B08 - CLEANING

Patents Applicationslast 30 patents

Information Patent Application
PANEL POLISHING DEVICE AND PANEL CLEANING EQUIPMENT
- Publication number 20170043382
- Publication date Feb 16, 2017
- BOE TECHNOLOGY GROUP CO., LTD.
- Laichao JI
- B08 - CLEANING