XIAOYANG XU

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Patents Applicationslast 30 patents

Information Patent Application
RAIN TEST DEVICE FOR WHOLE RAILWAY VEHICLE
- Publication number 20120073391
- Publication date Mar 29, 2012
- CHANGCHUN RAILWAY VEHICLE CO., LTD.
- XIAOYANG XU
- G01 - MEASURING TESTING
Information Patent Application
MOVABLE MEASURING RULER DEVICE FOR MEASURING EXTERNAL CONTOUR PRECI...
- Publication number 20120073151
- Publication date Mar 29, 2012
- CHANGCHUN RAILWAY VEHICLES CO., LTD.
- XIAOYANG XU
- G01 - MEASURING TESTING