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Jianjun Zhang
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Changsha, CN
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last 30 patents
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Patent Grant
Rough terrain crane
Patent number
D683514
Issue date
May 28, 2013
Zoomlion Heavy Industry Science and Technology Co., Ltd.
Fangyun Guo
D34 - Material or article handling equipment
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Patent Grant
Rough terrain crane
Patent number
D656291
Issue date
Mar 20, 2012
Changsha Zoomlion Heavy Industry Science and Technology Development Co., Ltd.
Jianjun Zhang
D34 - Material or article handling equipment