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发明名称
Reinigungsvorrichtung fuer Filter von Staubsaugern
摘要
申请公布号
DE752342(C)
申请公布日期
1953.02.09
申请号
DE1942S148847D
申请日期
1942.02.10
申请人
SIEMENS-SCHUCKERTWERKE A. G.
发明人
KUEHNEL CARL
分类号
A47L9/20
主分类号
A47L9/20
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代理人
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