1920 Ouija Board invented by Clifford McGlasson. The United States Patent and Trademark and Trade Mark Office issued the patent on October 26, 1920. All patent print and illustration pages are meticulously restored and digitally refined to remove as many flaws as possible while maintaining the integrity of the original document. These fine art prints are a wonderful way to own a piece of history featuring your favorite inventions or hobbies to be proudly displayed in your home, office, business, man cave or camp. All prints and illustrations are printed on premium archival heavyweight matte paper using Epson Ultrachrome K3 Pigment ink that will last over 100 years. Select size and color from the drop-down menus. The print you receive will be printed on premium quality, acid free, 60+ lb matte or 68 lb luster photo paper at high resolution. All images shown are purposefully lower quality (72dpi) for faster upload speed and to prevent others from duplicating my work. Colors on your monitor may differ slightly from actual product. All orders ship in a clear, acid free protective sleeve that is inserted into a rigid envelope or tube to ensure safe delivery to your home or office. © Blue Moon Patent Prints, all rights reserved. By purchasing this artwork you do not acquire its copyrights and any form of duplication or distribution is strictly prohibited.