APPARATUS FOR CONNECTING CEPT DIGITAL TRUNK FOR ELECTRONIC EXCHANGE,申请号KR1019870012030-传众专利搜索

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发明名称	APPARATUS FOR CONNECTING CEPT DIGITAL TRUNK FOR ELECTRONIC EXCHANGE
摘要
申请公布号	KR1019900004474(B1)	申请公布日期	1990.06.28
申请号	KR1019870012030	申请日期	1987.10.29
申请人		发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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