Chunbao Feng

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Shijiazhuang, CN

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Patents Applicationslast 30 patents

Information Patent Application
MULTISTAGE PNEUMATIC MOTOR
- Publication number 20130055884
- Publication date Mar 7, 2013
- Shijiazhuang Zhongmei Coal Mine Equipment Manufacture Co., Ltd..
- Chunbao Feng
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES