Perfectionnements aux joints de tuyauteries,申请号FRD785652-传众专利搜索

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发明名称	Perfectionnements aux joints de tuyauteries
摘要
申请公布号	FR785652(A)	申请公布日期	1935.08.16
申请号	FRD785652	申请日期	1935.02.14
申请人	PECQUET, TESSON & COMPAGNIE	发明人
分类号	F16L21/08	主分类号	F16L21/08
代理机构		代理人
主权项
地址

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