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发明名称
摘要
申请公布号
DE2259143(B2)
申请公布日期
1979.11.29
申请号
DE19722259143
申请日期
1972.12.02
申请人
FRIEDRICH KOCKS GMBH & CO, 4000 DUESSELDORF
发明人
LEEUWESTEIN, KURT, 4100 DUISBURG
分类号
B21B13/10;B21B27/03;B21B31/18;B21B31/26;(IPC1-7):B21B13/10
主分类号
B21B13/10
代理机构
代理人
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