Chang Jiang

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Changzhou, Jiangsu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Direct-current motor commutator structure and direct-current motor
- Patent number 11,223,176
- Issue date Jan 11, 2022
- New United Rail Transit Technology Co., Ltd.
- Niancheng Lu
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Direct-current Motor Commutator Structure and Direct-current Motor
- Publication number 20210328397
- Publication date Oct 21, 2021
- Niancheng Lu
- H01 - BASIC ELECTRIC ELEMENTS