This application is a continuation of application Ser. No. 846,445, filed Mar. 31, 1986.
Number | Name | Date | Kind |
---|---|---|---|
3885095 | Wolfson et al. | May 1975 | |
3940204 | Withrington | Feb 1976 | |
4264134 | Ellis | Apr 1981 | |
4318970 | Kurland et al. | Mar 1982 | |
4372639 | Johnson | Feb 1983 | |
4425028 | Gagnon et al. | Jan 1984 | |
4461542 | Gagnon | Jul 1984 | |
4545646 | Chern et al. | Oct 1985 | |
4586780 | Chern et al. | May 1986 | |
4586781 | Gunther et al. | May 1986 |
Number | Date | Country |
---|---|---|
0009332 | Apr 1980 | EPX |
2552397A | Mar 1985 | FRX |
WO8400615 | Feb 1984 | WOX |
2006981 | May 1979 | GBX |
2022285A | Dec 1979 | GBX |
2049984A | Dec 1980 | GBX |
2149140A | Jun 1985 | GBX |
Entry |
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Proceeding of the S.I.D., vol. 19/4, 4th Quarter 1978, M. Ernstoff: "A Head-Up Display for the Future", pp. 269-179. |
Abstracts of New Technology from the Air Force Systems Command, Air Force Avionics Laboratory, Wright-Patterson Air Force Base, (Dayton, Ohio, U.S.), M. N. Ernstoff et al.: "Liquid Crystal Diffraction Optics HUD", document No. PB81-970247, see Figure. |
Number | Date | Country | |
---|---|---|---|
Parent | 846445 | Mar 1986 |