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发明名称
MULTISTRAALE LINSE-TRANSDUSER MED KOLLIMATOR FOR SONARSYSTEMER
摘要
申请公布号
NO834829(A)
申请公布日期
1984.06.28
申请号
NO19830004829
申请日期
1983.12.27
申请人
SPERRY CORP,
发明人
KRITZ, JACOB ABRAHAM,
分类号
G01S7/521;G10K11/30;H04R1/44;(IPC1-7):G01S/
主分类号
G01S7/521
代理机构
代理人
主权项
地址
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