Changzhou Huada Kejie Opto-Electro Instruction Co. Ltd

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Jiangsu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Window module, a window and laser line projector with the window
- Patent number 9,791,271
- Issue date Oct 17, 2017
- Changzhou Huada Kejie Opto-Electro Instruction Co. Ltd
- Ou Zhang
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Window Module, A Window and Laser Line Projector With the Window
- Publication number 20150268044
- Publication date Sep 24, 2015
- Changzhou Huada Kejie Opto-Electro Instruction Co. Ltd
- Ou Zhang
- G01 - MEASURING TESTING

Trademarklast 30 trademarks