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发明名称
DEVICE FOR SENDINGACOUSTIC AND/OR LIGHT SIGNALS BY A SHIP
摘要
申请公布号
PL151522(B1)
申请公布日期
1990.09.28
申请号
PL19870264306
申请日期
1987.02.24
申请人
发明人
分类号
B63B;B63B45/08;(IPC1-7):B63B45/08
主分类号
B63B
代理机构
代理人
主权项
地址
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