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经营范围
发明名称
ELASTISCHER ROHRBOGEN
摘要
申请公布号
DE7700870(U1)
申请公布日期
1977.04.21
申请号
DE19770000870U
申请日期
1977.01.11
申请人
MANNESMANN AG, 4000 DUESSELDORF
发明人
分类号
C21B7/10;(IPC1-7):C21B7/10
主分类号
C21B7/10
代理机构
代理人
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地址
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