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经营范围
发明名称
ROTARY BRUSH SUCTION PORT OF ELECTRIC CLEANER
摘要
申请公布号
JPS55130629(A)
申请公布日期
1980.10.09
申请号
JP19790038385
申请日期
1979.04.02
申请人
HITACHI LTD
发明人
ISHII YOSHITAROU
分类号
A47L9/02
主分类号
A47L9/02
代理机构
代理人
主权项
地址
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