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经营范围
发明名称
A rotary operated mast extension e.g. for a windsurfing mast
摘要
申请公布号
GB2269148(A)
申请公布日期
1994.02.02
申请号
GB19920016215
申请日期
1992.07.30
申请人
DAVID JOHN * PENFOLD
发明人
DAVID JOHN * PENFOLD
分类号
B63B35/79;(IPC1-7):B63B15/00
主分类号
B63B35/79
代理机构
代理人
主权项
地址
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