This is a reproduction of the original Patent for a Alternating Motor issued on February 25, 1896 by the United States Patent and Trademark Office.
- High Quality Black Stained Solid Pine Wood
- Printed on Acid-free heavyweight Chalkboard colored paper giving your Art that School Chalkboard look
- Top Mat is Creme with a Black Mat on the bottom to make your Patent Art pop.
- Comes with Glass and Hangers