This is a reproduction of the original Patent for a Headphones Patent Print.
It was invented by Falkenberg Gustave F and filed on April 24, 1963. It was issued on September 13, 1966 by the United States Patent and Trademark Office.
Printed on Acid-free heavyweight Chalkboard Matte Paper
Printed using archival inks meant to last years
Your selection fits a 13″ x 19″ Frame or can be matted or hung on your Wall without a Frame.
School Chalkboard color
(as of Feb 22,2022 13:59:21 UTC – Details)
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