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发明名称
Vom Innendruck im Arbeitsraum gesteuerte Einrichtung zum Entlasten von mit Sperrfluessigkeit arbeitenden Gleitringdichtungen
摘要
申请公布号
DE1810525(A1)
申请公布日期
1970.05.27
申请号
DE19681810525
申请日期
1968.11.23
申请人
KUPKA,DIETER
发明人
KUPKA,DIETER
分类号
F16J15/34;F16J15/40
主分类号
F16J15/34
代理机构
代理人
主权项
地址
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