DEVICE FOR CALCULATING LINE NUMBER OF BRANCH LINE SYSTEM,申请号JP19880097482-传众专利搜索

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发明名称	DEVICE FOR CALCULATING LINE NUMBER OF BRANCH LINE SYSTEM
摘要
申请公布号	JPH01268246(A)	申请公布日期	1989.10.25
申请号	JP19880097482	申请日期	1988.04.19
申请人	NEC CORP	发明人	SATO IZUMI
分类号	H04M3/36;H04L12/00;H04M15/12	主分类号	H04M3/36
代理机构		代理人
主权项
地址

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