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发明名称
Saugvorrichtung
摘要
申请公布号
DE1931527(A1)
申请公布日期
1970.01.08
申请号
DE19691931527
申请日期
1969.06.21
申请人
RYLEWSKI,EUGENIUSZ M.
发明人
M. RYLEWSKI,EUGENIUSZ
分类号
F04D29/18;F04D29/22
主分类号
F04D29/18
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代理人
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