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发明名称
MARINE PROPELLER
摘要
申请公布号
CA431763(A)
申请公布日期
1945.12.11
申请号
CAD431763
申请日期
申请人
PERCY OCTAVIUS ROWLANDS
发明人
PERCY OCTAVIUS ROWLANDS
分类号
主分类号
代理机构
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