旋挖钻机

Release time:2020-10-30 Hits:

Affilication of Author(s):建筑与设计学院

Disigner of the Invention:张运龙,关亦俊,孔庆华,张忠海,何经伟,陈以田,陈波群,王海金

Note:张运龙,关亦俊,孔庆华,张忠海,何经伟,陈以田,陈波群,王海金

State of Patent:专利授权

Application Number:201030234986.1

Number of Inventors:9

Service Invention or Not:no

Application Date:2010-07-12

Authorization Date:2011-03-09

First Author:zhongXia