KEY TELEPHONE SYSTEM,申请号JP19930239402-传众专利搜索

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发明名称	KEY TELEPHONE SYSTEM
摘要
申请公布号	JPH0795292(A)	申请公布日期	1995.04.07
申请号	JP19930239402	申请日期	1993.09.27
申请人	NEC ENG LTD	发明人	YOSHIDA HITOSHI
分类号	H04M3/42;H04Q3/58;(IPC1-7):H04M3/42	主分类号	H04M3/42
代理机构		代理人
主权项
地址

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