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发明名称
Propeller Guard or Propeller Ring. The invention relates to a Novel design and special construction of a propeller Guard or propeller ring, known to the inventor as Crab design which is Crab Propeller Ring. (The Crab is Common Crab Brachyura)
摘要
申请公布号
IE20000233(A1)
申请公布日期
2001.10.03
申请号
IE20000000233
申请日期
2000.03.28
申请人
PADRAIC COSTELLO
发明人
PSDRAIC COSTELLO
分类号
B63H1/14;B63H1/16;(IPC1-7):B63H1/14
主分类号
B63H1/14
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代理人
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