| 发明名称 |
TIMED WATER CONDUCTION TAP IN SUBMARINE ACOUSTIC SERCHERS* ETC* |
| 摘要 |
PURPOSE:A timed water conduction tap which is inexpensive and is able to control water conduction time as desired. |
| 申请公布号 |
JPS5226860(A) |
申请公布日期 |
1977.02.28 |
| 申请号 |
JP19750102552 |
申请日期 |
1975.08.26 |
| 申请人 |
OKI ELECTRIC IND CO LTD |
发明人 |
NIHEI MASAYUKI;SUMA SHIYUUJI |
| 分类号 |
B63B22/28;G01S3/80 |
主分类号 |
B63B22/28 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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