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发明名称
Arrangement, apparat og fremgangsmÕte for jordsmonn luftovervÕking og forseglingsundersökelse av dekke
摘要
申请公布号
NO995277(D0)
申请公布日期
1999.10.28
申请号
NO19990005277
申请日期
1999.10.28
申请人
E.C.O. OCTROOI BV
发明人
JONG, GERARDUS MAJELLA DE
分类号
E02D31/00;(IPC1-7):E02D
主分类号
E02D31/00
代理机构
代理人
主权项
地址
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