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Clock
This was Eli Terry's first patent on a clock. It was the equation clock. -
Safety Pin
Walter Hunt invented the safelty pin. He later sold his patent for $400 (about $10,000 today). -
Beehive
Lorenzo Lorraine Langtroth invented the beehive. By 1852, he made over 100 beehives and started selling them. -
Mason Jar
It was invented by John Mason. The patent was primarily for the exterior threads in the jar and a corresponding metal cap". -
Door Lock
Linus Yale, Jr. invented the door lock, which was designed to be fire-proof. -
Dynamite
Dynamite was invented by Alfred Nobel. It is named after the Greek word "dynamis" meaning power. -
Barbed Wire
Joseph Glidden invented the barbed wire. He opened the Barb Fence Company, which made him rich. -
Breakfast Cereal
Breakfast cereal was patented by John Kellogg. He originally called it Granola, but changed the name from Corn Flakes. -
Dissolvable Pills
William E. Upjohn invented this. He served 40 years as the president of Upjohn Pharmaceutical Company. -
Aluminum
Charles Martin Hall invented aluminum. He launched the Aluminum Company of America.