Zhang Jianhua
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Patents
自动定心内孔电解磨削复合加工装置
2018-07-04 Hits:
Affilication of Author(s):机械工程学院
Patent Applicant:Zhang Jianhua
Type of Patent:发明
Application Number:201410275867.8
Number of Inventors:5
Service Invention or Not:no
Application Date:2014-06-19
Publication Date:2016-01-20
Authorization Date:2014-06-19
Publication Date:2016-01-20
Application Date:2014-06-19
Authorization Date:2014-06-19
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