Number | Name | Date | Kind |
---|---|---|---|
3508751 | Meyer et al. | Apr 1970 | |
3898747 | Marshall | Aug 1975 | |
4171811 | Meyer et al. | Oct 1979 | |
4281833 | Sandler et al. | Aug 1981 | |
4315689 | Gioda | Feb 1982 |
Number | Date | Country |
---|---|---|
2041594 | Sep 1980 | GBX |
Entry |
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Applied Optics, vol. 51, pp. 1127-1130, Westinghouse Electric Corporation, "Comparison of Infrared Tracking System", 4/19/60. |