LINE BLOCKING DEVICE,申请号JP19940053701-传众专利搜索

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发明名称	LINE BLOCKING DEVICE
摘要
申请公布号	JPH07264289(A)	申请公布日期	1995.10.13
申请号	JP19940053701	申请日期	1994.03.24
申请人	OKI ELECTRIC IND CO LTD	发明人	YOSHIKAWA YOSHIO
分类号	H04M3/50;H04M3/22;H04M3/42;H04Q3/545;(IPC1-7):H04M3/22	主分类号	H04M3/50
代理机构		代理人
主权项
地址

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