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发明名称
SUPERSONIC-RADAR DEVICE OF VACUUM CLEANER
摘要
申请公布号
KR920007557(Y1)
申请公布日期
1992.10.16
申请号
KR19900018449U
申请日期
1990.11.28
申请人
GOLDSTAR CO., LTD.
发明人
LEE, JANG - U
分类号
A47L9/00;(IPC1-7):A47L9/00
主分类号
A47L9/00
代理机构
代理人
主权项
地址
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