Number | Name | Date | Kind |
---|---|---|---|
3719812 | Bishop et al. | Mar 1973 | |
3858170 | Freeman et al. | Dec 1974 | |
3983530 | Johannessen | Sep 1976 | |
4053890 | Woodson et al. | Oct 1977 | |
4233677 | Brown et al. | Nov 1980 | |
4246652 | Khan et al. | Jan 1981 | |
4314339 | Kenyon | Feb 1982 | |
4428076 | Schuon | Jan 1984 | |
4433414 | Carey | Feb 1984 | |
4439831 | Sinclair | Mar 1984 | |
4486862 | Wyber | Dec 1984 |
Number | Date | Country |
---|---|---|
0783736 | Nov 1980 | SUX |
Entry |
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Carter et al., "Performance of a Multichannel . . . Sonar Signals," 9/28/77, pp. 228-229, IEEC & E, Toronto, Canada. |
Rankin et al., "Submarine Vibration . . . Self Test Feature," 4/30/81, pp. 495-504, IAI, vol. 274 ATM vol. 18, Indianapolis, IN. |