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发明名称
METHOD AND APPARATUS FOR REDUCING COSTS AND ENVIRONMENTAL IMPACT OF DREDGING
摘要
申请公布号
HK43685(A)
申请公布日期
1985.06.14
申请号
HK19850000436
申请日期
1985.06.06
申请人
TROY M. DEAL
发明人
TROY M. DEAL
分类号
E02F3/88;E02F3/90;E02F3/92;E02F7/00;E02F7/10;E02F9/06;(IPC1-7):E02F7/02;B63H11/00
主分类号
E02F3/88
代理机构
代理人
主权项
地址
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