PRIVATE BRANCH EXCHANGE DEVICE,申请号JP19900308223-传众专利搜索

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发明名称	PRIVATE BRANCH EXCHANGE DEVICE
摘要
申请公布号	JPH04180394(A)	申请公布日期	1992.06.26
申请号	JP19900308223	申请日期	1990.11.14
申请人	FUJITSU GENERAL LTD	发明人	AOKI YUTAKA;OKUMURA HISANORI
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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