Metal door construction,申请号US19580766589-传众专利搜索

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发明名称	Metal door construction
摘要
申请公布号	US2980217(A)	申请公布日期	1961.04.18
申请号	US19580766589	申请日期	1958.10.10
申请人	WEATHER-SEAL, INC.	发明人	ETLING HAROLD A.
分类号	E06B3/72;E06B3/96	主分类号	E06B3/72
代理机构		代理人
主权项
地址

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