Improvements relating to frequency modulation radio altimeters,申请号GB19490004021-传众专利搜索

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发明名称	Improvements relating to frequency modulation radio altimeters
摘要
申请公布号	GB657448(A)	申请公布日期	1951.09.19
申请号	GB19490004021	申请日期	1949.02.14
申请人	SOCIETE FRANCAISE RADIO-ELECTRIQUE	发明人
分类号	G01S1/02	主分类号	G01S1/02
代理机构		代理人
主权项
地址

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