KEY TELEPHONE SYSTEM,申请号JP19920055487-传众专利搜索

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发明名称	KEY TELEPHONE SYSTEM
摘要
申请公布号	JPH05260536(A)	申请公布日期	1993.10.08
申请号	JP19920055487	申请日期	1992.03.13
申请人		发明人
分类号	H04M19/08;H04Q3/42;H04Q3/58;(IPC1-7):H04Q3/42	主分类号	H04M19/08
代理机构		代理人
主权项
地址

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