The invention was made with Government support under Contract No. F04701-88-C-0089 awarded by the Department of the Air Force. The Government has certain rights in the invention.
Number | Name | Date | Kind |
---|---|---|---|
2895947 | Shokal et al. | Jul 1959 | |
2907726 | Greenlee | Oct 1959 | |
4308195 | Mayer et al. | Dec 1981 | |
4386191 | DiSalvo et al. | May 1983 | |
4835295 | Walba et al. | May 1989 |