Arming switch for selective firing systems,申请号US19640345402-传众专利搜索

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发明名称	Arming switch for selective firing systems
摘要
申请公布号	US3246708(A)	申请公布日期	1966.04.19
申请号	US19640345402	申请日期	1964.02.17
申请人	SCHLUMBERGER WELL SURVEYING CORPORATION	发明人	JR. JOHN W. HARRIGAN,;SPICKARD GERALD V.
分类号	E21B43/117;E21B43/1185;F42D1/05;F42D1/055	主分类号	E21B43/117
代理机构		代理人
主权项
地址

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