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发明名称
VORRICHTUNG ZUM NACHKALIBRIEREN VON POLYGONFOERMIGEN AUGENRAENDERN FUER BRILLENGESTELLE AUS PROFILDRAHT
摘要
申请公布号
DE2401401(B2)
申请公布日期
1977.02.17
申请号
DE19742401401
申请日期
1974.01.12
申请人
发明人
分类号
B21F45/00;(IPC1-7):B21F45/00
主分类号
B21F45/00
代理机构
代理人
主权项
地址
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