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发明名称
EINRICHTUNG AN EINEM STAUBSAUGER ZUR ANZEIGE DES FUELLUNGSGRADS DES STAUBSAMMELBEHAELTERS
摘要
申请公布号
DE7827039(U1)
申请公布日期
1981.01.22
申请号
DE19780027039U
申请日期
1978.09.12
申请人
AB ELECTROLUX, STOCKHOLM
发明人
分类号
A47L9/28;A47L9/19;G01L9/00;G01L19/12;(IPC1-7):A47L9/10
主分类号
A47L9/28
代理机构
代理人
主权项
地址
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