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发明名称
Selbstdichtende Stopfbuechse fuer Kreiselpumpen
摘要
申请公布号
DE500425(C)
申请公布日期
1930.06.21
申请号
DE1928H119499D
申请日期
1928.12.13
申请人
HEINRICI KUNSTBRUNNEN G.M.B.H.
发明人
分类号
F04D29/10
主分类号
F04D29/10
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