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发明名称
DOUBLE INVERTED PROPELLER DEVICE
摘要
申请公布号
JPH02212293(A)
申请公布日期
1990.08.23
申请号
JP19890034710
申请日期
1989.02.14
申请人
ISHIKAWAJIMA HARIMA HEAVY IND CO LTD
发明人
FUJITA TATSUO
分类号
B63H5/10;F16H1/28;F16H37/06
主分类号
B63H5/10
代理机构
代理人
主权项
地址
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