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发明名称
EINRICHTUNG ZUM HALTEN VON TAUCHPUMPEN IN BOHRLOECHERN O. DGL.
摘要
申请公布号
DE1634159(U)
申请公布日期
1952.02.07
申请号
DE195100P2604U
申请日期
1951.11.12
申请人
PLEUGER-PUMPEN K.G.
发明人
分类号
主分类号
代理机构
代理人
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