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Invented by Alpheus Babcock. He was born in Massachusetts and created pianos in Boston until 1837, until his death in 1842.
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Invented by Samuel Colt, an American inventor. The name "revolver" was special because it contained a cylinder inside the gun that "revolved" the bullets.
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Invented by Richard M. Hoe. He was an American inventor who developed the rotary printing press. This new printing press had a stationary platform, and was printed by rotating drums.
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Invented by Elias Howe in 1846. It was used in factories on production lines. It was used for making clothes, blankets, and other products.
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The modern version of the door lock was invented by Linus Yale, Sr. He soon went on to invent the Yale Lock Co.
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Invented by John Mason. This new glass jar had a screw-on lid and is very versatile.
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Created by Milton Bradley, an American inventor. His first game was "The Checkered Game of Life", and when it beacme popular, he went to form the Milton Bradley and Company.
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Invented by William Erastus Upjohn. This was called the friable pill, which means that it can be crushed. This helped the pill easier to consume.
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The invented Lewis Waterman was the inventor of the new fountain pen, which had a capillary feed. He eventually founded the Ideal Pen Company and Waterman Pen Company.
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William Seward Burroughs invented the first adding machine. He eventually founded the American Arithometer Company.
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Invented by William Painter, an Irish mechanicaly engineer. Eventually invented Crown Holdings.
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Invented by Jesse Reno in Coney Island, New York City. It was initially called the "inclined elevator".
