Official stamp and Method for displaying electronical official stamp to prevent of document's countfeit

摘要

PURPOSE: Provided is an official seal of documents with forgery prevented which helps to find out the copied documents easily when the documents are illegally copied so that it prevents the documents from being forged. CONSTITUTION: The official seal of the documents with forgery prevented is characterized by comprising the parts of: a data display part(100) which contains specific information in a bar code type; and a character display part(102) which is displayed around the data display part to display specific characters and painted by an optical water micro-printing technique to distribute optical incidence angle on the characters in coping and prevent the characters from being copied.