wanghongtao

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Gender:Male
Date of Employment:1998-07-16

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预应力测力锚杆及使用方法

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Disigner of the Invention:王琦,lishucai
Type of Patent:发明
Application Number:201210223419.4
Number of Inventors:12
Service Invention or Not:no
Application Date:2012-06-29
Publication Date:2015-06-10
Authorization Date:2012-06-29