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发明名称
Access cover
摘要
申请公布号
EP0829582(A3)
申请公布日期
1998.11.25
申请号
EP19970307064
申请日期
1997.09.11
申请人
CLARK, FRANCIS SIDNEY;CLARK, RONALD FRANCIS
发明人
CLARK, FRANCIS SIDNEY;CLARK, RONALD FRANCIS
分类号
E02D29/14;(IPC1-7):E02D29/14
主分类号
E02D29/14
代理机构
代理人
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