|
| US3938456 | 4. Okt. 1950 | 17. Febr. 1976 | The United States of America as represented by the Secretary of the Navy | Automatic steering system for a torpedo |
| US3971962 | 21. Sept. 1972 | 27. Juli 1976 | Stanford Research Institute | Linear transducer array for ultrasonic image conversion |
| US4274353 | 22. Dez. 1967 | 23. Juni 1981 | The United States of America as represented by the Secretary of the Navy | Acoustic imaging system for wire guided torpedo |
| US4440025 | 26. Juni 1981 | 3. Apr. 1984 | Matsushita Electric Industrial Company, Limited | Arc scan transducer array having a diverging lens |
