Perfectionnements à la jonction des tuyaux en ciment,申请号FRD1093547-传众专利搜索

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发明名称	Perfectionnements à la jonction des tuyaux en ciment
摘要
申请公布号	FR1093547(A)	申请公布日期	1955.05.05
申请号	FRD1093547	申请日期	1953.11.06
申请人		发明人	BONNET FRANCOIS
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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