Zhang Jianhua

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电接触加热辅助超声振动表面强化及光整加工装置
2019-04-15  Hits:

Affilication of Author(s):机械工程学院
Patent Applicant:Zhang Jianhua
Type of Patent:实用新型
Application Number:201320636413.X
Number of Inventors:1
Service Invention or Not:no
Application Date:2013-10-15
Publication Date:2014-04-16
Authorization Date:2014-04-16
Publication Date:2014-04-16
Application Date:2013-10-15
Authorization Date:2014-04-16