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Inventor
MENG LICHUN
CN
2 patents
Patents
2 patents
US10137539B2
Nov 27, 2018
Welding clamping device
CRRC QINGDAO SIFANG CO LTD
2 citations
68
US10733339B2
Aug 4, 2020
Vehicle body composite coating and design method thereof
CRRC QINGDAO SIFANG CO LTD
0 citations
35