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发明名称
Vacuum cleaner orifice with elongate suction orifice
摘要
申请公布号
IT1175971(B)
申请公布日期
1987.08.12
申请号
IT19840020418
申请日期
1984.04.06
申请人
WESSEL HANS
发明人
WESSEL HANS
分类号
A47L;(IPC1-7):A47L/
主分类号
A47L
代理机构
代理人
主权项
地址
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