Добавка к вагонным смазкам, улучшающая условия работы букс при низких температурах,申请号SU19490393326-传众专利搜索

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发明名称	Добавка к вагонным смазкам, улучшающая условия работы букс при низких температурах
摘要
申请公布号	SU76803(A1)	申请公布日期	1949.11.30
申请号	SU19490393326	申请日期	1949.03.09
申请人	DYCHKO A.A.	发明人	DYCHKO A.A.
分类号		主分类号
代理机构		代理人
主权项
地址

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