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发明名称
METHOD & APPARATUS FOR LOCALLY BREAKING SHEET OF ICE IN COLD SEA
摘要
申请公布号
GB8803530(D0)
申请公布日期
1988.03.16
申请号
GB19880003530
申请日期
1988.02.16
申请人
DORIS ENG
发明人
分类号
B63B35/08;B63G8/00;E02B15/02;E02B17/00
主分类号
B63B35/08
代理机构
代理人
主权项
地址
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