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发明名称	LINE CHANGEOVER DEVICE
摘要
申请公布号	JPH03266534(A)	申请公布日期	1991.11.27
申请号	JP19900066459	申请日期	1990.03.15
申请人	NEC CORP;NEC ENG LTD	发明人	SHIMADA HIDEAKI;WATANABE TATSUO
分类号	H04B1/74	主分类号	H04B1/74
代理机构		代理人
主权项
地址

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