lock equipment of manhole cover,申请号KR20040035632U-传众专利搜索

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发明名称	lock equipment of manhole cover
摘要
申请公布号	KR200378277(Y1)	申请公布日期	2005.03.16
申请号	KR20040035632U	申请日期	2004.12.15
申请人		发明人
分类号	E02D29/14;(IPC1-7):E02D29/14	主分类号	E02D29/14
代理机构		代理人
主权项
地址

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