Method and device for determining an effective vent,申请号AU20070216666-传众专利搜索

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发明名称	Method and device for determining an effective vent
摘要
申请公布号	AU2007216666(A1)	申请公布日期	2008.04.03
申请号	AU20070216666	申请日期	2007.09.06
申请人	SIEMENS AUDIOLOGISCHE TECHNIK GMBH	发明人	MATTHIAS FROHLICH
分类号	H04R25/00	主分类号	H04R25/00
代理机构		代理人
主权项
地址

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