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发明名称
SONAR BEAMFORMING APPARATUS SIMULATION
摘要
申请公布号
GB1570727(A)
申请公布日期
1980.07.09
申请号
GB19770000293
申请日期
1977.01.06
申请人
SINGER CO
发明人
分类号
G01S7/52;G09B9/56;(IPC1-7):G09B9/00
主分类号
G01S7/52
代理机构
代理人
主权项
地址
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