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发明名称
VERFAHREN ZUR HERSTELLUNG VON EROSIONS-ELEKTRODEN DURCH UMFORMEN VON BLECH IN EINEM DEM ELEKTRODENNEGATIV ENTSPRECHENDEN GESENK
摘要
申请公布号
DE1809866(B2)
申请公布日期
1972.04.20
申请号
DE19681809866
申请日期
1968.11.15
申请人
发明人
分类号
B21D37/20;B23H1/04;(IPC1-7):23P1/12
主分类号
B21D37/20
代理机构
代理人
主权项
地址
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