Number | Date | Country | Kind |
---|---|---|---|
81 19081 | Oct 1981 | FRX |
Number | Name | Date | Kind |
---|---|---|---|
3261918 | Sisti | Jul 1966 | |
3710056 | Tomozawa | Jan 1973 | |
3742139 | Boehly et al. | Jun 1973 | |
3772475 | Loffreda | Nov 1973 | |
3794773 | Jacob et al. | Feb 1974 | |
3932698 | Yanagimachi et al. | Jan 1976 | |
4016368 | Apple, Jr. | Apr 1977 | |
4382297 | Farrow | May 1983 |
Entry |
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Ericsson Review, vol. 56, No. 2, 1979-Stockholm (SE) H. J. Frizlen & W. Widl: "10-Channel PCM System", pp. 72-79. |
L'Onde Electrique, 1975, vol. 55, No. 7, Paris, France, P. De Laage de Meux: "Transmission de Donnees sur Groupe Secondaire", pp. 373-378. |
Cables & Transmission, Annee 32, No. 4, Oct. 1978, Numero Special Paris France, R. Dupuy et al.: "Systeme Transmic 14, Modem de Groupe Secondaire", pp. 632-652. |