CALL HOLDING AND RESTARTING SYSTEM DURING BUSY STATE,申请号JP19890153984-传众专利搜索

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发明名称	CALL HOLDING AND RESTARTING SYSTEM DURING BUSY STATE
摘要
申请公布号	JPH0319556(A)	申请公布日期	1991.01.28
申请号	JP19890153984	申请日期	1989.06.16
申请人	NEC CORP	发明人	KINOSHITA KENJI
分类号	H04M3/22	主分类号	H04M3/22
代理机构		代理人
主权项
地址

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