Perfectionnements aux aspirateurs pour poussières dangereuses ou toxiques,申请号FRD1210328-传众专利搜索

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发明名称	Perfectionnements aux aspirateurs pour poussières dangereuses ou toxiques
摘要
申请公布号	FR1210328(A)	申请公布日期	1960.03.08
申请号	FRD1210328	申请日期	1958.09.19
申请人		发明人
分类号	A47L5/36;A47L7/00;A47L9/14;G21F7/015	主分类号	A47L5/36
代理机构		代理人
主权项
地址

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