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发明名称
摘要
申请公布号
DE2047631(A1)
申请公布日期
1971.04.08
申请号
DE19702047631
申请日期
1970.09.28
申请人
DANA CORP
发明人
分类号
F16J15/32;(IPC1-7):F16J15/32
主分类号
F16J15/32
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