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发明名称
BUOY SYSTEM FOR MEASURING SEA STATE AND SOUND RAY
摘要
申请公布号
JPH03220416(A)
申请公布日期
1991.09.27
申请号
JP19900016912
申请日期
1990.01.25
申请人
NEC CORP
发明人
MARUYAMA SHINICHI
分类号
G01D21/00;B63B22/00;H04Q9/00
主分类号
G01D21/00
代理机构
代理人
主权项
地址
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