Присадка для смазочных масел,申请号SU19470353369-传众专利搜索

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发明名称	Присадка для смазочных масел
摘要
申请公布号	SU70666(A1)	申请公布日期	1947.11.30
申请号	SU19470353369	申请日期	1947.02.28
申请人	GUREVICH I.L.	发明人	GUREVICH I.L.
分类号		主分类号
代理机构		代理人
主权项
地址

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