Patent drawing reference numbers description output method, device and system therefor

A method for outputting a drawing reference number description performed by a server comprising:

• identifying, by the server, a size of a patent drawing and a position of a drawing reference number in the patent drawing;
• determining, by the server, a relative position of the drawing reference number, in the patent drawing;
• setting a relative position of a drawing reference number description corresponding to the drawing reference number, based on the relative position of the drawing reference number;
• fixing an image to the patent drawing by overlapping the image having same size as the patent drawing with the patent drawing, wherein the image is transparent image;
• outputting the drawing reference number description at the relative position of a drawing reference number description, in the overlapped image with the patent drawing.