Home > GUIs > Symbian OS/EPOC
	An operating system designed for mobile devices. Available since 1989. Developed by Psion  and Symbian . 1980  Psion Software is founded 1989  EPOC/16 (SIBO) (40 screenshots) 1997  EPOC R1-R3 1998  Psion, Ericsson, Nokia and Motorola form Symbian EPOC R4 1999  EPOC R5 (67 screenshots) 2000  A first mobile phone using Symbian OS is released (Ericsson R380) Symbian OS 6.0 2003  Symbian OS 7.0 2004  Psion sells its share of ownership over Symbian and leaves the alliance Symbian OS 8.0 2006  Symbian OS 9.0 1 trivium 3 links Sibo/Psion Siena A 1989 brochure of Psion MC range of notebooks
	Copyright © 2002-2006 Marcin Wichary, unless stated otherwise.