LAN telephone system,申请号GB19990020236-传众专利搜索

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发明名称	LAN telephone system
摘要
申请公布号	GB2343584(A)	申请公布日期	2000.05.10
申请号	GB19990020236	申请日期	1999.08.27
申请人	* SIEMENS INFORMATION AND COMMUNICATION NETWORKS INC	发明人	SHMUEL * SHAFFER;WILLIAM JOSEPH * BEYDA
分类号	H04M1/253;(IPC1-7):H04M7/00	主分类号	H04M1/253
代理机构		代理人
主权项
地址

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