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发明名称
VERFAHREN ZUM HERSTELLEN EINER RINGNUTENVERSTAERKUNG IN EINEM KOLBEN AUS EINER LEICHTMETALLEGIERUNG
摘要
申请公布号
DE2013355(B2)
申请公布日期
1972.06.22
申请号
DE19702013355
申请日期
1970.03.20
申请人
发明人
分类号
B23P15/10;(IPC1-7):B23P15/10
主分类号
B23P15/10
代理机构
代理人
主权项
地址
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