Number | Name | Date | Kind |
---|---|---|---|
3564147 | Puente et al. | Feb 1971 | |
3629511 | Wolf | Dec 1971 | |
3818453 | Schmidt et al. | Jun 1974 | |
3842350 | Gross | Oct 1974 | |
4583218 | Ardon et al. | Apr 1986 | |
4759016 | Otsuka | Jul 1988 | |
4876681 | Hagiwara et al. | Oct 1989 | |
5081703 | Lee | Jan 1992 | |
5173933 | Jabs et al. | Dec 1992 | |
5339356 | Ishii | Aug 1994 | |
5412660 | Chen et al. | May 1995 | |
5442689 | Buttitta et al. | Aug 1995 | |
5450395 | Hostetter et al. | Sep 1995 | |
5559806 | Kurby et al. | Sep 1996 | |
5655005 | Wiedeman et al. | Aug 1997 | |
5666661 | Grube et al. | Sep 1997 |
Entry |
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"System Organization for General Communication Via Medium Altitude Satellites," D.G.C. Luck, RCA Review, Sep. 1963, pp. 293-324. |