Poutre métallique composite, à précontrainte,申请号FR19670121958-传众专利搜索

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发明名称	Poutre métallique composite, à précontrainte
摘要
申请公布号	FR1544207(A)	申请公布日期	1968.10.31
申请号	FR19670121958	申请日期	1967.09.22
申请人		发明人	PATIN PIERRE
分类号	E04C3/04;E04C3/10;E04C3/294	主分类号	E04C3/04
代理机构		代理人
主权项
地址

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