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发明名称
SONAR APPARATUS WITH MULTIPLE ROTATIONAL DIRECTIONAL TRANSMISSION CHARACTERISTICS
摘要
申请公布号
GB1501854(A)
申请公布日期
1978.02.22
申请号
GB19710024104
申请日期
1971.04.19
申请人
KRUPP F GMBH
发明人
分类号
B06B1/06;G01S1/82;G01S15/42;G10K11/34;(IPC1-7):G01S9/66
主分类号
B06B1/06
代理机构
代理人
主权项
地址
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