Number | Date | Country | Kind |
---|---|---|---|
90 09252 | Jul 1990 | FRX | |
90 09251 | Jul 1990 | FRX |
Number | Name | Date | Kind |
---|---|---|---|
4278883 | Jackson | Jul 1981 | |
4371234 | Parfree et al. | Feb 1983 | |
4460419 | Parfree et al. | Jul 1984 | |
4490009 | Nakai et al. | Dec 1984 | |
4522464 | Thompson et al. | Jun 1985 | |
4523804 | Thompson | Jun 1985 | |
4763981 | Wilkins | Aug 1988 | |
4765711 | Obst | Aug 1988 | |
4767182 | Parfree et al. | Aug 1988 | |
4974926 | Blee et al. | Dec 1990 | |
4979795 | Mascarenhas | Dec 1990 |
Number | Date | Country |
---|---|---|
0203249 | Dec 1986 | EPX |
0371660 | Jun 1990 | EPX |
Entry |
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Siemens Telecom Report, vol. 10, No. 5, Sep.-Oct., 1987, pp. 279-280, Eriangen, Germany; H. Gotschy: "Nachrichtenubertragung mti Licht-auch unter Wasser". |