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发明名称
摘要
申请公布号
DE2034753(A1)
申请公布日期
1972.01.27
申请号
DE19702034753
申请日期
1970.07.14
申请人
FREUDENBERG CARL FA
发明人
分类号
F16J3/04;(IPC1-7):F16J3/00
主分类号
F16J3/04
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