From the tricycle lawn mower to the diaper alarm, read about some of the strangest patents ever applied for.
Totally Absurd InventionsKids and Teens, School Time, Science, Technology - Totally Absurd Inventions. From the tricycle lawn mower to the diaper alarm, read about some of the strangest patents ever applied for.
From the tricycle lawn mower to the diaper alarm, read about some of the strangest patents ever applied for.
Totally Absurd Inventions