Electric discharge machining tool chuck for archaistic coin

The invention discloses an electric discharge machining tool chuck for an archaistic coin. The electric discharge machining tool chuck is characterized in that a chuck upper part is connected to an EDM machine tool, a concave cavity is formed in the lower end surface of a chuck body, a straight groo...

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Bibliographic Details
Main Author CHEN MIAOQING
Format Patent
LanguageChinese
English
Published 03.08.2018
Subjects
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