Способ испытания железнодорожного пути и его элементов,申请号SU19500409854-传众专利搜索

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发明名称	Способ испытания железнодорожного пути и его элементов
摘要
申请公布号	SU85784(A1)	申请公布日期	1950.11.30
申请号	SU19500409854	申请日期	1950.01.02
申请人	IVANOV I.A.	发明人	IVANOV I.A.
分类号	E01B35/12	主分类号	E01B35/12
代理机构		代理人
主权项
地址

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