Способ устранения пучин в полотне железных дорог,申请号SU19350174758-传众专利搜索

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发明名称	Способ устранения пучин в полотне железных дорог
摘要
申请公布号	SU50721(A1)	申请公布日期	1936.11.30
申请号	SU19350174758	申请日期	1935.08.13
申请人	ELENEVSKIJ V.V.	发明人	ELENEVSKIJ V.V.
分类号	E01B1/00;E01B27/11	主分类号	E01B1/00
代理机构		代理人
主权项
地址

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