Perfectionnements aux résonateurs creux symétriques pour ondes électriques courtes,申请号FRD887954-传众专利搜索

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发明名称	Perfectionnements aux résonateurs creux symétriques pour ondes électriques courtes
摘要
申请公布号	FR887954(A)	申请公布日期	1943.11.29
申请号	FRD887954	申请日期	1942.11.17
申请人	LICENTIA PATENT-VERWALTUNGS-GESELLSCHAFT MIT BESCHRANKTER HAFTUNG	发明人
分类号	H03H7/42	主分类号	H03H7/42
代理机构		代理人
主权项
地址

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