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发明名称
SAIL WITH RETRACTABLE AIR DIRECTING ELEMENT
摘要
申请公布号
GB2121368(A)
申请公布日期
1983.12.21
申请号
GB19830015123
申请日期
1983.06.02
申请人
* WALKER WINGSAIL SYSTEMS LIMITED
发明人
JOHN GRAHAM * WALKER
分类号
B63H9/06;(IPC1-7):B63H9/06
主分类号
B63H9/06
代理机构
代理人
主权项
地址
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