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发明名称
Rollwerkzeug
摘要
申请公布号
DE1752809(A1)
申请公布日期
1971.04.08
申请号
DE19681752809
申请日期
1968.07.18
申请人
WITZIG,EMIL KARL,DIPL.-ING.;FRANK,RUDOLF,DIPL.-ING.
发明人
KARL,DIPL.-ING. WITZIG,EMIL;FRANK,RUDOLF,DIPL.-ING.
分类号
B21D39/06
主分类号
B21D39/06
代理机构
代理人
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