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发明名称
Propeller
摘要
申请公布号
GB9717313(D0)
申请公布日期
1997.10.22
申请号
GB19970017313
申请日期
1997.08.16
申请人
LIN, YEUN-JUNN
发明人
分类号
B63H1/20;B63H23/34;F16D9/06
主分类号
B63H1/20
代理机构
代理人
主权项
地址
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