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发明名称
WINDPOWERED CRAFT
摘要
申请公布号
GB1481699(A)
申请公布日期
1977.08.03
申请号
GB19740018501
申请日期
1975.04.14
申请人
SEND ENG LTD
发明人
分类号
B63H13/00;F03D9/00;(IPC1-7):B63H13/00;B60K9/00;F03D11/02
主分类号
B63H13/00
代理机构
代理人
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