Dispositif de séparation de poussières,申请号FRD35708-传众专利搜索

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发明名称	Dispositif de séparation de poussières
摘要
申请公布号	FR35708(E)	申请公布日期	1930.03.27
申请号	FRD35708	申请日期	1928.05.10
申请人		发明人	PRAT EMILE
分类号	B04C7/00	主分类号	B04C7/00
代理机构		代理人
主权项
地址

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