Method and apparatus for measuring the earth's total magnetic field vector,申请号US19500187653-传众专利搜索

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发明名称	Method and apparatus for measuring the earth's total magnetic field vector
摘要
申请公布号	US2687507(A)	申请公布日期	1954.08.24
申请号	US19500187653	申请日期	1950.09.29
申请人	SCHONSTEDT ERICK O	发明人	SCHONSTEDT ERICK O.
分类号	G01C17/30;G01V3/165	主分类号	G01C17/30
代理机构		代理人
主权项
地址

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