Filter attachment for radiators,申请号US19470768345-传众专利搜索

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发明名称	Filter attachment for radiators
摘要
申请公布号	US2493257(A)	申请公布日期	1950.01.03
申请号	US19470768345	申请日期	1947.08.13
申请人	MALME HUGO E	发明人	MALME HUGO E.
分类号	F24D19/06	主分类号	F24D19/06
代理机构		代理人
主权项
地址

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