PERFEZIONAMENTO AGLI AVVISATORI ACUSTICI ELETTROMAGNETICI E RELATIVO METODO DI PRODUZIONE,申请号IT19800026908-传众专利搜索

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发明名称	PERFEZIONAMENTO AGLI AVVISATORI ACUSTICI ELETTROMAGNETICI E RELATIVO METODO DI PRODUZIONE
摘要
申请公布号	IT1134880(B)	申请公布日期	1986.08.20
申请号	IT19800026908	申请日期	1980.12.23
申请人	BELTRAME LEONARDO	发明人	BELTRAME LEONARDO
分类号	G10K9/22;(IPC1-7):H04R/	主分类号	G10K9/22
代理机构		代理人
主权项
地址

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