Transducteur électro-acoustique.,申请号OA19870059205-传众专利搜索

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发明名称	Transducteur électro-acoustique.
摘要
申请公布号	OA8763(A)	申请公布日期	1989.03.31
申请号	OA19870059205	申请日期	1987.10.07
申请人	LANTERNIER PHILIPPE	发明人	LANTERNIER PHILIPPE
分类号	H04R1/02;H04R1/28;(IPC1-7):H04R1/20	主分类号	H04R1/02
代理机构		代理人
主权项
地址

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