2011.11.22
Overview
The present invention relates to an input method, system and device for querying by using at least one region formed by at least one enclosed track, and more particularly to an input method, system and device for querying by drawing an enclosed track on the text and/or image to be queried.Category
發明
Patented
100142757
發明第I544350號
Filing Date
2011.11.22Expired Date
2031.11.21Notification
2013.04.18