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发明名称
Procédé et dispositif de traitement de pièces par étincelles le long d'une arêteformant un contour pratiquement fermé
摘要
申请公布号
FR1215309(A)
申请公布日期
1960.04.15
申请号
FR19580779152
申请日期
1958.11.14
申请人
LA SOUDURE ELECTRIQUE LANGUEPIN
发明人
分类号
B23H1/00
主分类号
B23H1/00
代理机构
代理人
主权项
地址
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