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发明名称
摘要
申请公布号
DE9013774(U1)
申请公布日期
1991.01.03
申请号
DE19900013774U
申请日期
1990.09.28
申请人
SIEMENS AG, 8000 MUENCHEN, DE
发明人
分类号
B21C47/20;B21C47/24;B21C47/34;B21C49/00;B65H49/12
主分类号
B21C47/20
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