Bague d'étanchéité pour tuyaux à emboîtement, notamment pour tuyaux en grès et terre cuite,申请号FR19610871872-传众专利搜索

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发明名称	Bague d'étanchéité pour tuyaux à emboîtement, notamment pour tuyaux en grès et terre cuite
摘要
申请公布号	FR1298800(A)	申请公布日期	1962.07.13
申请号	FR19610871872	申请日期	1961.08.30
申请人		发明人	MUECHER HERMANN
分类号	F16L13/11	主分类号	F16L13/11
代理机构		代理人
主权项
地址

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