Air filter for flues,申请号US19350028909-传众专利搜索

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发明名称	Air filter for flues
摘要
申请公布号	US2050605(A)	申请公布日期	1936.08.11
申请号	US19350028909	申请日期	1935.06.28
申请人	GORDON ROBERT A;FALLS RALPH H	发明人	GORDON ROBERT A.;FALLS RALPH H.
分类号	B01D46/10	主分类号	B01D46/10
代理机构		代理人
主权项
地址

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