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一种坚硬岩体无炮掘进装置
- Release time:2020-10-30
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Affilication of Author(s):
机电工程学院Disigner of the Invention:
杜长龙,LIU Songyong,刘增辉,李洪盛,杨道龙,高魁东State of Patent:
专利授权Application Number:
3,013,481Authorization number:
3,013,481Number of Inventors:
7Service Invention or Not:
noApplication Date:
2017-06-20Authorization Date:
2019-11-26First Author:
jianghongxiang
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