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发明名称
WATER LOCK DEVICE FOR SMALL-SIZED JET PROPULSION VESSEL
摘要
申请公布号
JPH02175494(A)
申请公布日期
1990.07.06
申请号
JP19880333766
申请日期
1988.12.28
申请人
YAMAHA MOTOR CO LTD
发明人
KOBAYASHI NOBORU
分类号
B63H11/02;B63B35/73;B63H21/32;F01N13/12
主分类号
B63H11/02
代理机构
代理人
主权项
地址
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