Устройство для бурения скважин,申请号SU19590627874-传众专利搜索

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法人/股东/高管

发明名称	Устройство для бурения скважин
摘要
申请公布号	SU125210(A1)	申请公布日期	1959.11.30
申请号	SU19590627874	申请日期	1959.05.14
申请人	VOSKRESENSKIJ F.F.	发明人	VOSKRESENSKIJ F.F.
分类号	E21B4/14	主分类号	E21B4/14
代理机构		代理人
主权项
地址

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