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Junlong Wang
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Heilongjiang Province, CN
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Patents Grants
last 30 patents
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Patent Grant
Coupler and anti-creep mechanism for the same
Patent number
8,186,525
Issue date
May 29, 2012
Qiqihar Railway Rolling Stock Co., Ltd.
Yingjun Cui
B61 - RAILWAYS
Patents Applications
last 30 patents
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Patent Application
Coupler and Anti-Creep Mechanism For The Same
Publication number
20110073555
Publication date
Mar 31, 2011
Qiqihar Railway Rolling Stock Co., Ltd
Yingjun Cui
B61 - RAILWAYS