Combination light fixture and ventilating unit,申请号US19560622157-传众专利搜索

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发明名称	Combination light fixture and ventilating unit
摘要
申请公布号	US2845855(A)	申请公布日期	1958.08.05
申请号	US19560622157	申请日期	1956.11.14
申请人	THE PYLE-NATIONAL COMPANY	发明人	BURNS LESTER W.
分类号	F21S8/02;F21V33/00;F24F13/078	主分类号	F21S8/02
代理机构		代理人
主权项
地址

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