COMMUNICATION SYSTEM BETWEEN DIGITAL EXCHANGES,申请号JP19890252180-传众专利搜索

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发明名称	COMMUNICATION SYSTEM BETWEEN DIGITAL EXCHANGES
摘要
申请公布号	JPH03117199(A)	申请公布日期	1991.05.17
申请号	JP19890252180	申请日期	1989.09.29
申请人	NITSUKO CORP	发明人	MISU KEIICHI
分类号	H04J3/06;H04M7/00;H04Q11/04	主分类号	H04J3/06
代理机构		代理人
主权项
地址

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