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Integrated fish diversion system, and lighting device used therein |
Alexander Michael Sills, Timothy Charlton Patrick |
2018-03-27 |
| 6955759 |
Porous dike intake structure for fish diversion |
Henry E. Kowalyk, Otto Herrmann |
2005-10-18 |
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Fish attracting or repelling device comprising diode array |
Scott Poulton |
2001-03-20 |
| 6199831 |
Non-electric perimeter fence |
Scott Poulton |
2001-03-13 |
| 5956463 |
Audio monitoring system for assessing wildlife biodiversity |
Narayan Ramani, William G. Hanson, Ronald Sheehan, Robert L. Jennette |
1999-09-21 |
| 5291858 |
Sound conditioning in fish |
Janusz J. Kowalewski, Edward A. McLeod, Alexander Sakuta, Michael B. Colbert |
1994-03-08 |
| 4949318 |
Hydroacoustic sonar equipment |
Gerald A. Hunt, Blair E. Sim |
1990-08-14 |
| 4646276 |
Acoustic fish behavioral control device |
Janusz J. Kowalewski, Jerry W. Forest, Alan E. Christie |
1987-02-24 |