TRASDUTTORE ELETTROACUSTICO RISONANTE CON RISPOSTA AD AUMENTATA LARGHEZZA DI BANDA,申请号IT19800068182-传众专利搜索

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发明名称	TRASDUTTORE ELETTROACUSTICO RISONANTE CON RISPOSTA AD AUMENTATA LARGHEZZA DI BANDA
摘要
申请公布号	IT1128964(B)	申请公布日期	1986.06.04
申请号	IT19800068182	申请日期	1980.07.23
申请人	THE STONELEIGH TRUST	发明人	MASSA FRANK
分类号	G10K11/02;(IPC1-7):H04R/	主分类号	G10K11/02
代理机构		代理人
主权项
地址

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