LOUDSPEAKER TELEPHONE SET,申请号JP19910167009-传众专利搜索

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发明名称	LOUDSPEAKER TELEPHONE SET
摘要
申请公布号	JPH0514476(A)	申请公布日期	1993.01.22
申请号	JP19910167009	申请日期	1991.07.08
申请人	OKI ELECTRIC IND CO LTD	发明人	MIYAMOTO RYOICHI;TAKADA SHINSUKE
分类号	H04B3/23;H04M1/60	主分类号	H04B3/23
代理机构		代理人
主权项
地址

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