TRANSMISSION LINE CHANGEOVER SWITCH OF REDUNDANT CONSTITUTION,申请号JP19900058178-传众专利搜索

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发明名称	TRANSMISSION LINE CHANGEOVER SWITCH OF REDUNDANT CONSTITUTION
摘要
申请公布号	JPH03261228(A)	申请公布日期	1991.11.21
申请号	JP19900058178	申请日期	1990.03.12
申请人	NEC CORP	发明人	NAKAISHI HIROSHI
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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