DEVICE FOR PREVENTING ERRONEOUS TELEPHONE CALL,申请号JP19930307599-传众专利搜索

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发明名称	DEVICE FOR PREVENTING ERRONEOUS TELEPHONE CALL
摘要
申请公布号	JPH07162497(A)	申请公布日期	1995.06.23
申请号	JP19930307599	申请日期	1993.12.08
申请人	NIPPON TELEGR & TELEPH CORP <NTT>	发明人	OKU MASAHIRO;OYAMA YOSHIJI;WASHISAKI SEIJI;NAKAJIMA HIDEJI
分类号	H04M1/27;H04M1/56;(IPC1-7):H04M1/27	主分类号	H04M1/27
代理机构		代理人
主权项
地址

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