Perfectionnements aux huiles de graissage,申请号FRD819615-传众专利搜索

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发明名称	Perfectionnements aux huiles de graissage
摘要
申请公布号	FR819615(A)	申请公布日期	1937.10.22
申请号	FRD819615	申请日期	1937.03.22
申请人	C. C. WAKEFIELD & COMPANY LIMITED	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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