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周丹

Patents

高速列车车头(扬子鳄形)

Patent Applicant:zhoudan, tianhongqi, zhoudan, 牛纪强, 王中钢, yangmingzhi, zhoudan, liangxifeng

Type of Patent:外观专利

Authorization number:ZL 201430292870.1

Service Invention or Not:no

First Author:zhoudan, zhoudan