| 发明名称 |
Methods of detecting underwater objects and apparatus therefor |
| 摘要 |
The invention discloses a method of detecting underwater objects and an apparatus therefor, and is particularly concerned with such methods and apparatus for use in conjunction with a helicopter.
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| 申请公布号 |
US3967232(A) |
申请公布日期 |
1976.06.29 |
| 申请号 |
US19730373480 |
申请日期 |
1973.06.28 |
| 申请人 |
WESTLAND AIRCRAFT LIMITED |
发明人 |
MILLS, NOEL;WARLEY, GEOFFREY PETER |
| 分类号 |
B63C11/48;G01S15/88;(IPC1-7):G08B13/00 |
主分类号 |
B63C11/48 |
| 代理机构 |
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| 主权项 |
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| 地址 |
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