方新秋
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一种管套式可回收锚杆
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Disigner of the Invention:fangxinqiu

Note:方新秋

Type of Patent:国际

State of Patent:专利撤回

Application Number:200920232768.6

Authorization number:CN 201496086U

Number of Inventors:3

Service Invention or Not:no

Application Date:2009-09-09

Authorization Date:2010-06-02

First Author:张斌

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School/Department:矿业工程学院

Gender:Male

Degree:Doctor

Alma Mater:中国矿业大学

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