After our class today on patents, I wanted to see whether it applied to my current favourite cooking appliance, air fryers! I found the link online to one of the patents for air fryers that show the history of that patent and the photos as well.
I have attached the link below:
https://patents.google.com/patent/US4817509A/en
Additionally, I found a more recent patent for air fryers which I have also included:
https://patents.google.com/patent/US9351495B2/en