IMPROVEMENTS IN SOUND WAVE RADIATOR DEVICES,申请号GB19600021936-传众专利搜索

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发明名称	IMPROVEMENTS IN SOUND WAVE RADIATOR DEVICES
摘要
申请公布号	GB1273341(A)	申请公布日期	1972.05.10
申请号	GB19600021936	申请日期	1960.06.22
申请人	COMPAGNIE GENERALE DE TELEGRAPHIE SANS FIL	发明人
分类号	G10K13/00	主分类号	G10K13/00
代理机构		代理人
主权项
地址

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