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经营范围
发明名称
DEPTH SOUNDER
摘要
申请公布号
GB1525206(A)
申请公布日期
1978.09.20
申请号
GB19770008804
申请日期
1977.03.02
申请人
WESTINGHOUSE ELECTRIC CORP
发明人
分类号
G01S7/523;G01S15/88;(IPC1-7):G01S9/66
主分类号
G01S7/523
代理机构
代理人
主权项
地址
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