Fail-safe Switching Apparatus on the Railroad Signal,申请号KR20050031468U-传众专利搜索

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发明名称	Fail-safe Switching Apparatus on the Railroad Signal
摘要
申请公布号	KR200411113(Y1)	申请公布日期	2006.03.10
申请号	KR20050031468U	申请日期	2005.11.07
申请人		发明人
分类号	B61L27/00;B61L27/04	主分类号	B61L27/00
代理机构		代理人
主权项
地址

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