Fin or casing element for metallic window frames,申请号US19300446332-传众专利搜索

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发明名称	Fin or casing element for metallic window frames
摘要
申请公布号	US1840221(A)	申请公布日期	1932.01.05
申请号	US19300446332	申请日期	1930.04.22
申请人	BRIDGES ERNEST P	发明人	BRIDGES ERNEST P.
分类号	E06B1/02	主分类号	E06B1/02
代理机构		代理人
主权项
地址

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