Structural diaphragm for buildings,申请号US19470764115-传众专利搜索

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发明名称	Structural diaphragm for buildings
摘要
申请公布号	US2684134(A)	申请公布日期	1954.07.20
申请号	US19470764115	申请日期	1947.07.28
申请人	RUPPEL FREDERICK H	发明人	RUPPEL FREDERICK H.
分类号	E04B5/10;E04B7/00;E04D3/30	主分类号	E04B5/10
代理机构		代理人
主权项
地址

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