Structural members for building construction,申请号US19650493097-传众专利搜索

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发明名称	Structural members for building construction
摘要
申请公布号	US3396499(A)	申请公布日期	1968.08.13
申请号	US19650493097	申请日期	1965.10.05
申请人	RAFFAELE BIFFANI	发明人	BIFFANI RAFFAELE
分类号	E04B1/24	主分类号	E04B1/24
代理机构		代理人
主权项
地址

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