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发明名称
CONTROL DEVICE FOR SWITCHING AIR FLOW OF VACUUM-CLEANER ONTO AUXILIARY INLET
摘要
申请公布号
HU9204095(D0)
申请公布日期
1993.04.28
申请号
HU19920004095
申请日期
1992.12.22
申请人
ROYAL APPLIANCE MGF. CO.,US
发明人
SOVIS,JOHN FRED,US;STEPHENS,PAUL DANA,US;KOPCO,JAMES JOSEPH,US;WRIGHT,MICHAEL FRANCIS,US
分类号
A47L5/30;A47L5/32;A47L9/02
主分类号
A47L5/30
代理机构
代理人
主权项
地址
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