AUTOMATIC TRANSFER EQUIPMENT FOR EXTENSION TELEPHONE SET,申请号JP19890219335-传众专利搜索

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发明名称	AUTOMATIC TRANSFER EQUIPMENT FOR EXTENSION TELEPHONE SET
摘要
申请公布号	JPH0382256(A)	申请公布日期	1991.04.08
申请号	JP19890219335	申请日期	1989.08.25
申请人	FUJITSU LTD	发明人	YAHAGI HIRONORI;IGAKI SEIGO
分类号	H04M3/54	主分类号	H04M3/54
代理机构		代理人
主权项
地址

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