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发明名称
METHOD OF DETERMINING THE POSITION OF A TOOL OF A DREDGER IMPLEMENT AND DREDGER IMPLEMENT
摘要
申请公布号
EP0019319(B1)
申请公布日期
1984.01.18
申请号
EP19800200382
申请日期
1980.04.25
申请人
BALLAST-NEDAM GROEP N.V.
发明人
WOLTERS, TJAKO AALDRIK
分类号
E02F3/90;E02F3/92;E02F9/06;E02F9/20;G05B19/425;(IPC1-7):02F3/88
主分类号
E02F3/90
代理机构
代理人
主权项
地址
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