Improvements in or relating to the measurement of magnetic field strength,申请号GB19470018481-传众专利搜索

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发明名称	Improvements in or relating to the measurement of magnetic field strength
摘要
申请公布号	GB630750(A)	申请公布日期	1949.10.20
申请号	GB19470018481	申请日期	1947.07.11
申请人	WESTERN ELECTRIC COMPANY	发明人
分类号	G01R33/04	主分类号	G01R33/04
代理机构		代理人
主权项
地址

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