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铁塔角钢防弯扭加固装置
2019-04-15  Hits:

Affilication of Author(s):土建与水利学院
Patent Applicant:Tian Li
Type of Patent:发明
Application Number:201610457324.7
Number of Inventors:2
Service Invention or Not:no
Application Date:2016-06-21
Publication Date:2018-01-09
Authorization Date:2018-01-09
Publication Date:2018-01-09
Application Date:2016-06-21
Authorization Date:2018-01-09