Joints de tuyaux, convenant en particulier aux tuyaux en béton,申请号FRD998495-传众专利搜索

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发明名称	Joints de tuyaux, convenant en particulier aux tuyaux en béton
摘要
申请公布号	FR998495(A)	申请公布日期	1952.01.18
申请号	FRD998495	申请日期	1945.10.13
申请人	SOCIETE TECHNIQUE POUR L'UTILISATION DE LA PRECONTRAINTE	发明人
分类号	F16L51/00	主分类号	F16L51/00
代理机构		代理人
主权项
地址

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