Рельсовое стыковое соединение,申请号SU19490400243-传众专利搜索

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法人/股东/高管

发明名称	Рельсовое стыковое соединение
摘要
申请公布号	SU84911(A1)	申请公布日期	1949.11.30
申请号	SU19490400243	申请日期	1949.07.07
申请人	KOVALEVSKIJ N.I.	发明人	KOVALEVSKIJ N.I.
分类号	E01B11/10	主分类号	E01B11/10
代理机构		代理人
主权项
地址

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