Galerie souterraine en béton à usage d'égout ou autre, et appareillage pour sa construction,申请号FRD1090556-传众专利搜索

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发明名称	Galerie souterraine en béton à usage d'égout ou autre, et appareillage pour sa construction
摘要
申请公布号	FR1090556(A)	申请公布日期	1955.03.31
申请号	FRD1090556	申请日期	1953.09.15
申请人		发明人	HAGMANN RAYMOND-BERNARD
分类号	F16L1/038	主分类号	F16L1/038
代理机构		代理人
主权项
地址

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