Patent 7272901 was granted and assigned to AllCloud on September, 2007 by the United States Patent and Trademark Office.
A display arrangement 10 made of card with a pair of windows 18. A movable carrying member 30 is provided bearing two images 30 selectively viewable through the respective windows 18. The arrangement 10 is configured such that a one of the images 38 is viewable through a respective window 18 when the carrying member 30 is moved in a first direction, and the other image 30 is viewable through the other window 18 when the carrying member is moved back in the opposite direction.