CENTRAL OFFICE SPEECH TRANSFER SYSTEM,申请号JP19880181868-传众专利搜索

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发明名称	CENTRAL OFFICE SPEECH TRANSFER SYSTEM
摘要
申请公布号	JPH0232660(A)	申请公布日期	1990.02.02
申请号	JP19880181868	申请日期	1988.07.22
申请人	HITACHI LTD	发明人	TANNO CHIAKI;USUI AKIHIRO
分类号	H04M3/58;H04M3/60	主分类号	H04M3/58
代理机构		代理人
主权项
地址

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