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发明名称	CALL WAITING SYSTEM
摘要
申请公布号	JPH0746315(A)	申请公布日期	1995.02.14
申请号	JP19930185918	申请日期	1993.07.28
申请人	NEC CORP	发明人	MURAKAMI TADASHI
分类号	H04M3/42;(IPC1-7):H04M3/42	主分类号	H04M3/42
代理机构		代理人
主权项
地址

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