TEST SYSTEM FOR LINE LOCKOUT SUBSCRIBER,申请号JP19890037462-传众专利搜索

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发明名称	TEST SYSTEM FOR LINE LOCKOUT SUBSCRIBER
摘要
申请公布号	JPH02216948(A)	申请公布日期	1990.08.29
申请号	JP19890037462	申请日期	1989.02.16
申请人	NEC CORP	发明人	OGAWA MASAAKI
分类号	H04M3/30	主分类号	H04M3/30
代理机构		代理人
主权项
地址

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