TELEPHONE APPARATUS WITH SPEAKER AMPLIFIER,申请号EP19850303415-传众专利搜索

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发明名称	TELEPHONE APPARATUS WITH SPEAKER AMPLIFIER
摘要
申请公布号	EP0181051(A3)	申请公布日期	1987.08.26
申请号	EP19850303415	申请日期	1985.05.15
申请人	BIERBAUM-MARTIN, INC.	发明人	PRIMAVERA, ANGELO
分类号	H04M1/62;(IPC1-7):H04M1/62;H04M1/60	主分类号	H04M1/62
代理机构		代理人
主权项
地址

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