Железобетонный трубчатый элемент,申请号SU19490408739-传众专利搜索

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法人/股东/高管

发明名称	Железобетонный трубчатый элемент
摘要
申请公布号	SU88347(A1)	申请公布日期	1950.11.30
申请号	SU19490408739	申请日期	1949.12.13
申请人	MIKHAJLOV V.V.	发明人	MIKHAJLOV V.V.
分类号	E04C3/34	主分类号	E04C3/34
代理机构		代理人
主权项
地址

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