ROUTINE TIME CONTINUOUS CONNECTION SYSTEM FOR TELEPHONE SUBSCRIBER,申请号JP19880245086-传众专利搜索

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发明名称	ROUTINE TIME CONTINUOUS CONNECTION SYSTEM FOR TELEPHONE SUBSCRIBER
摘要
申请公布号	JPH0292055(A)	申请公布日期	1990.03.30
申请号	JP19880245086	申请日期	1988.09.28
申请人	NEC CORP	发明人	YANO MITSUMASA
分类号	H04M3/42;H04M3/432	主分类号	H04M3/42
代理机构		代理人
主权项
地址

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