Dispositif d'accouplement auto-étanchéiseur démontable pour tuyaux,申请号FRD54638-传众专利搜索

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发明名称	Dispositif d'accouplement auto-étanchéiseur démontable pour tuyaux
摘要
申请公布号	FR54638(E)	申请公布日期	1950.07.07
申请号	FRD54638	申请日期	1946.01.11
申请人	THOMPSON PRODUCTS, INC.	发明人
分类号	C07C275/28;F16L29/00	主分类号	C07C275/28
代理机构		代理人
主权项
地址

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