CENTRIFUGAL AIR CLEANER,申请号CAD480175-传众专利搜索

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发明名称	CENTRIFUGAL AIR CLEANER
摘要
申请公布号	CA480175(A)	申请公布日期	1952.01.15
申请号	CAD480175	申请日期
申请人	FRANK KELSO	发明人	FRANK KELSO
分类号		主分类号
代理机构		代理人
主权项
地址

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