System for remotely checking the activation of interphone line installed in elevator,申请号KR20070018480U-传众专利搜索

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发明名称	System for remotely checking the activation of interphone line installed in elevator
摘要
申请公布号	KR20090004813(U)	申请公布日期	2009.05.20
申请号	KR20070018480U	申请日期	2007.11.16
申请人		发明人
分类号	B66B5/02;B66B3/00;B66B5/00	主分类号	B66B5/02
代理机构		代理人
主权项
地址

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