PRIVATE BRANCH EXCHANGE,申请号JP19910154617-传众专利搜索

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发明名称	PRIVATE BRANCH EXCHANGE
摘要
申请公布号	JPH057242(A)	申请公布日期	1993.01.14
申请号	JP19910154617	申请日期	1991.06.26
申请人	TOSHIBA CORP	发明人	KAJI AKIYOSHI;SAKAKIBARA NORIKO
分类号	H04M3/42;H04M3/50;H04M3/533	主分类号	H04M3/42
代理机构		代理人
主权项
地址

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