Fire door construction,申请号US19600019549-传众专利搜索

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发明名称	Fire door construction
摘要
申请公布号	US3189141(A)	申请公布日期	1965.06.15
申请号	US19600019549	申请日期	1960.04.04
申请人	DUSING AND HUNT, INC.	发明人	DUSING LEON F.;DUSING CHARLES F.;GERHARDT CARL F.
分类号	E06B5/16	主分类号	E06B5/16
代理机构		代理人
主权项
地址

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