Method for the dry construction of artificial tunnels with a curved cross-section using ribbed reinforced- concrete panels,申请号IT19900084606-传众专利搜索

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发明名称	Method for the dry construction of artificial tunnels with a curved cross-section using ribbed reinforced- concrete panels
摘要
申请公布号	IT1247398(B)	申请公布日期	1994.12.12
申请号	IT19900084606	申请日期	1990.08.06
申请人	ING. FRANCO & C. S.A.S.	发明人	FRANCO PIERLUCIANO
分类号	E21D;(IPC1-7):E21D	主分类号	E21D
代理机构		代理人
主权项
地址

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