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发明名称
SAIL MAST
摘要
A mast (1) is bent forward along part of its length in the unloaded state. To facilitate the formation of a convex sail profile whose camber decreases from the foot to the top, the bend (2) is located in the lower half (1a) of the mast.
申请公布号
ZA8905704(B)
申请公布日期
1990.04.25
申请号
ZA19890005704
申请日期
1989.07.27
申请人
THOMAS J. WEIXELBAUMER
发明人
THOMAS J. WEIXELBAUMER
分类号
B63B15/00
主分类号
B63B15/00
代理机构
代理人
主权项
地址
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