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发明名称
PROPELLER DEVICE
摘要
申请公布号
GB8710126(D0)
申请公布日期
1987.06.03
申请号
GB19870010126
申请日期
1987.04.29
申请人
HOLLMING OY
发明人
分类号
B63H5/16;B63H5/10;B63H5/14;B63H5/15
主分类号
B63H5/16
代理机构
代理人
主权项
地址
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