TELEPHONE TRANSFER SYSTEM,申请号JP19890284709-传众专利搜索

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发明名称	TELEPHONE TRANSFER SYSTEM
摘要
申请公布号	JPH03147463(A)	申请公布日期	1991.06.24
申请号	JP19890284709	申请日期	1989.11.02
申请人	HITACHI LTD	发明人	YAMAGISHI JUNKO;MIZUHARA NOBORU;SAKUMA TETSUO
分类号	H04M3/54;H04M3/42	主分类号	H04M3/54
代理机构		代理人
主权项
地址

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