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发明名称
ELECTRIC RUDDER PROPELLER OF LOWER INSTALLATION HEIGHT
摘要
申请公布号
KR20020021633(A)
申请公布日期
2002.03.21
申请号
KR1020017014353
申请日期
2001.11.10
申请人
发明人
分类号
B63H23/34
主分类号
B63H23/34
代理机构
代理人
主权项
地址
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