Number | Date | Country | Kind |
---|---|---|---|
8-102996 | Apr 1996 | JPX | |
8-292156 | Nov 1996 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
5235633 | Dennison et al. | Aug 1993 | |
5652707 | Wortham | Jul 1997 |
Number | Date | Country |
---|---|---|
57-143700 | Sep 1982 | JPX |
404152724 | May 1992 | JPX |
Entry |
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Sugiyama, "Standardization of New Generation Message Communication in Digital Portable Telephone", Nikkei Communications, 1996, 04, 15, pp. 70-72. |