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经营范围
发明名称
Vacuum cleaner
摘要
申请公布号
US4955105(A)
申请公布日期
1990.09.11
申请号
US19880163377
申请日期
1988.03.02
申请人
HITACHI, LTD.
发明人
SUNAGAWA, MASAO;JYORAKU, FUMIO;ISHII, YOSHITARO;SATOO, SUSUMU
分类号
A47L5/24;A47L9/00
主分类号
A47L5/24
代理机构
代理人
主权项
地址
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