Haipeng Liu

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Heilongjiang, CN

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Patents Grantslast 30 patents

Information Patent Grant
Side wall and boxcar of railway wagon
- Patent number 8,468,954
- Issue date Jun 25, 2013
- Qiqihar Railway Rolling Stock Co., Ltd.
- Junfeng Han
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
SIDE WALL AND BOXCAR OF RAILWAY WAGON
- Publication number 20110253006
- Publication date Oct 20, 2011
- DALIAN QICHE RAILWAY ROLLING STOCK CO., LTD
- Junfeng Han
- B61 - RAILWAYS