METHOD AND DEVICE FOR RELAYING ANNOUNCEMENT,申请号JP19890297411-传众专利搜索

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发明名称	METHOD AND DEVICE FOR RELAYING ANNOUNCEMENT
摘要
申请公布号	JPH03159352(A)	申请公布日期	1991.07.09
申请号	JP19890297411	申请日期	1989.11.17
申请人	NEC COMMUN SYST LTD	发明人	YAMAMOTO TAKAAKI
分类号	H04M3/50;H04M3/533	主分类号	H04M3/50
代理机构		代理人
主权项
地址

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