TRANSDUCTEUR ELECTRODYNAMIQUE, APPLICATIONS AUX HAUT-PARLEURS ET GEOPHONES,申请号FR20050053331-传众专利搜索

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发明名称	TRANSDUCTEUR ELECTRODYNAMIQUE, APPLICATIONS AUX HAUT-PARLEURS ET GEOPHONES
摘要
申请公布号	FR2892886(B1)	申请公布日期	2008.01.25
申请号	FR20050053331	申请日期	2005.11.03
申请人	RICHOUX BERNARD;UNIVERSITE DU MAINE	发明人	LEMARQUAND GUY;RICHOUX BERNARD;LEMARQUAND VALERIE
分类号	H04R9/02;G01V1/18	主分类号	H04R9/02
代理机构		代理人
主权项
地址

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