Improvements in or relating to cavity resonators,申请号GB19440001673-传众专利搜索

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发明名称	Improvements in or relating to cavity resonators
摘要
申请公布号	GB580009(A)	申请公布日期	1946.08.23
申请号	GB19440001673	申请日期	1944.01.28
申请人	WESTERN ELECTRIC COMPANY INCORPORATED	发明人
分类号	H01J23/18;H01J23/207	主分类号	H01J23/18
代理机构		代理人
主权项
地址

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