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发明名称
Vorrichtung zur Entnahme von Blasluft bei Staubsaugern mit ausserhalb des Staubsaugergehaeuses freiliegend angeordnetem Filter
摘要
申请公布号
DE535643(C)
申请公布日期
1931.10.14
申请号
DE1929A059987D
申请日期
1929.12.15
申请人
ALLGEMEINE ELEKTRICITAETS-GESELLSCHAFT
发明人
分类号
A47L5/14
主分类号
A47L5/14
代理机构
代理人
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