MUSEUM

 

Unusual U.S. Patents*
 

▪ Animal Toy

▪ Combover

▪ Criminal Confession Extractor

▪ Exercising A Cat

▪ Fire Escape Parachute

▪ Greenhouse Helmet

▪ Living Animal Head

▪ Monopoly Game

 

▪ Perpetual Motion Machine

▪ Pill Swallowing

▪ Poison Extraction

▪ Psycho Actualized Learning

▪ Religious Soap

▪ Supermarket

▪ Swinging-on-a-Swing

▪ Texas Trespass Trap

 

*Links for U.S. Patents are to patent images in the Patent Full-Page Image Database maintained by the U.S. Patent and Trademark Office.  A TIFF plug-in, which can be freely obtained, is required.  Click here for more information on accessing and viewing patent images.

 
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