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发明名称
IMPROVEMENTS IN OR RELATING TO OIL SEALS
摘要
申请公布号
IE39412(B1)
申请公布日期
1978.10.11
申请号
IE19730000570
申请日期
1973.04.10
申请人
NUOVO PIGNONE S P A
发明人
分类号
F04D29/10;F15B1/02;F16J15/40;(IPC1-7):F16J15/40;F04D29/08
主分类号
F04D29/10
代理机构
代理人
主权项
地址
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