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Spot the invention

The labeled items on the following image are a small sampling of inventions that are, or once were, protected by patents. Can you locate any other inventions in this image? Click the arrow on the right to go to the next page. Click on the blue circles to see the examples of patents related to these objects.

Disclaimer: The inventions and patents appearing in the "Spot the Invention" activity are for illustrative and educational purposes only and do not constitute or imply endorsement by the U.S. Government, the U.S. Department of Commerce, the U.S. Patent and Trademark Office, or any other federal agency. The patents listed are provided as examples of inventions that have been patented and are not intended as an exhaustive list.

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