2012.07.10
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
2012-154618
特許第5947131號
Filing Date
2012.07.10Expired Date
2032.07.09Notification
2017.04.14