Number | Name | Date | Kind |
---|---|---|---|
5142398 | Heep | Aug 1992 | |
5182543 | Siegel et al. | Jan 1993 | |
5519526 | Chua et al. | May 1996 | |
5528409 | Cucci et al. | Jun 1996 | |
5546211 | Devon | Aug 1996 | |
5557751 | Banman et al. | Sep 1996 | |
5585953 | Zavrel | Dec 1996 |
Entry |
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Kevin W. Bartig, "HP95LX Wired Serial and Infrared I/O External Reference Specification", Hewlett Packard Co., Apr. 1991, pp. 13, 14. |