In a print system, without requiring a standardized command indicating use of a thumbnail image, and without causing an abnormal operation, a print content transmission device directs a print device to use the thumbnail image, wherein print content is described using XML format, and a direction command...http://www.google.ca/patents/US7697152?utm_source=gb-gplus-sharePatent US7697152 - Print content transmission device, print device, and print system
