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Wuhan, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Railroad car wheel truck
Patent number
8,689,701
Issue date
Apr 8, 2014
CSR Yangtze Co., Ltd.
Mingdao Sun
B61 - RAILWAYS
Information
Patent Grant
Railroad car wheel truck
Patent number
8,683,927
Issue date
Apr 1, 2014
CSR Yangtze Co., Ltd.
Mingdao Sun
B61 - RAILWAYS
Patents Applications
last 30 patents
Information
Patent Application
RAILROAD CAR WHEEL TRUCK
Publication number
20130055922
Publication date
Mar 7, 2013
CSR YANGTZE CO., LTD.
Mingdao SUN
B61 - RAILWAYS
Information
Patent Application
RAILROAD CAR WHEEL TRUCK
Publication number
20130047882
Publication date
Feb 28, 2013
CSR YANGTZE CO., LTD.
Mingdao SUN
B61 - RAILWAYS