A portable electronic information device for performing information processing, data communication or the like. In the device, a slot is housed within a longitudinal rectangular housing recess formed at the rear portion of a lower wall of a device body so as to be able to be ejected therefrom and buried...http://www.google.com.au/patents/US6137685?utm_source=gb-gplus-sharePatent US6137685 - Portable electronic information device
