Number | Name | Date | Kind |
---|---|---|---|
4356484 | Eckhardt | Oct 1982 | |
4466001 | Moore et al. | Aug 1984 | |
4763322 | Eizenh ofer | Aug 1988 | |
5223844 | Mansell et al. | Jun 1993 | |
5225842 | Brown et al. | Jul 1993 | |
5243530 | Stanifer et al. | Sep 1993 | |
5379224 | Brown et al. | Jan 1995 | |
5425032 | Shloss et al. | Jun 1995 | |
5445347 | Ng | Aug 1995 |
Number | Date | Country |
---|---|---|
509776A2 | Apr 1992 | EPX |
Entry |
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John D. Spragins et al. "Telecommunications Protocals and Design", Feb. 1991 pp. 208-211. |