ГРОМКОГОВОРИТЕЛЬ,申请号RU20030128745U-传众专利搜索

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发明名称	ГРОМКОГОВОРИТЕЛЬ
摘要
申请公布号	RU37291(U1)	申请公布日期	2004.04.10
申请号	RU20030128745U	申请日期	2003.10.03
申请人		发明人
分类号	H04R9/00	主分类号	H04R9/00
代理机构		代理人
主权项
地址

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