Прибор для отбора газовых проб в скважинах,申请号SU19470373948-传众专利搜索

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发明名称	Прибор для отбора газовых проб в скважинах
摘要
申请公布号	SU83797(A1)	申请公布日期	1949.11.30
申请号	SU19470373948	申请日期	1947.02.05
申请人	BOROVSKIJ S.P.	发明人	BOROVSKIJ S.P.
分类号	E21B49/08;G01N1/22	主分类号	E21B49/08
代理机构		代理人
主权项
地址

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