Improvements in or relating to waveguide devices,申请号GB19500023335-传众专利搜索

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发明名称	Improvements in or relating to waveguide devices
摘要
申请公布号	GB691128(A)	申请公布日期	1953.05.06
申请号	GB19500023335	申请日期	1950.09.22
申请人	THE MINISTER OF SUPPLY	发明人	HARVEY ARTHUR FRANK
分类号	H01P3/12	主分类号	H01P3/12
代理机构		代理人
主权项
地址

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