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Invented mechanical drill for planting, a long with other agricultural innovations.
(The year is accurate, the date is not.) -
Invented the cotton gin.
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Invented the first mechanical reaper.
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Invented the steel plow.
(The year is accurate, the date is not.) -
Developed a process for condensing and canning milk.
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Discovered the process of pasteurization.
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Patented barbed wire.
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Developed an internal combustion engine.
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Made many agricultural discoveries, including over 300 uses of the peanut.
(Date is around the time he gradutated and accepted a job at Booker T. Washington) -
Invented the "Caterpillar" tractor.
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Developed "quick freezing" process for preserving food.
(The year is accurate, the date is not.)