PRIVATE ELECTRONIC BRANCH EXCHANGE,申请号JP19870257243-传众专利搜索

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发明名称	PRIVATE ELECTRONIC BRANCH EXCHANGE
摘要
申请公布号	JPH01101095(A)	申请公布日期	1989.04.19
申请号	JP19870257243	申请日期	1987.10.14
申请人	NIPPON TELEGR & TELEPH CORP <NTT>;TOSHIBA CORP	发明人	SAITO TAKAFUMI;SHIRAKAWA MASAKAZU
分类号	H04Q3/58	主分类号	H04Q3/58
代理机构		代理人
主权项
地址

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