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发明名称
SEALS
摘要
申请公布号
GB2039633(A)
申请公布日期
1980.08.13
申请号
GB19800000151
申请日期
1980.01.03
申请人
SIGRI ELEKTROGRAPHIT GMBH
发明人
分类号
B01D3/32;F16J9/28;F16L5/10;(IPC1-7):F16J15/10
主分类号
B01D3/32
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