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发明名称
摘要
申请公布号
FR2368311(B1)
申请公布日期
1983.07.22
申请号
FR19770031573
申请日期
1977.10.20
申请人
ESCHER WYSS SA
发明人
分类号
B21B13/14;B21B27/10;B21B29/00;D21G1/00;D21G1/02;(IPC1-7):B21B37/08;B21B1/24;B21B27/06
主分类号
B21B13/14
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