Number | Name | Date | Kind |
---|---|---|---|
RE34976 | Helferich et al. | Jun 1995 | |
5148471 | Metroka et al. | Sep 1992 | |
5574772 | Scalisi et al. | Nov 1996 | |
5761610 | Sorensen et al. | Jun 1998 |
Number | Date | Country |
---|---|---|
6-37697 | Feb 1994 | JPX |
Entry |
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Motorola Product, RSVP FLEX Numeric Pager, 1995. |