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Allentown, Pennsylvania, one of several centers of 18th and 19th century American industrialization Francis Cabot Lowell, whose Boston Manufacturing Company helped revolutionize American factories. In the mid-1780s, Oliver Evans invented an automated flour mill that included a grain elevator and hopper boy.
Pages in category "19th-century American inventors" The following 200 pages are in this category, out of approximately 618 total. This list may not reflect recent changes .
The modern-day provisions of the law applied to inventions are laid out in Title 35 of the United States Code (Ch. 950, sec. 1, 66 Stat. 792). From 1836 to 2011, the United States Patent and Trademark Office (USPTO) has granted a total of 7,861,317 patents [ 9 ] relating to several well-known inventions appearing throughout the timeline below.
Men of Progress, representing 19 contemporary American inventors, 1857. During the 19th century Britain, France, and Germany were at the forefront of new ideas in science and mathematics. [18] [19] But if the United States lagged behind in the formulation of theory, it excelled in using theory to solve problems: applied science. This tradition ...
With the invention of the cotton gin by Eli Whitney in 1794, American slaveholders had the means to make cotton production significantly more profitable. The era of King Cotton was underway by the early 1800s to such an extent that by the mid-19th century, southern slave plantations supplied 75% of the world's cotton. The introduction of the ...
From the first Apple computer to the COVID-19 vaccine, here are the most revolutionary inventions that were born in the U.S.A. in the past half-century.
Refrigerators from the late 19th century until 1929 used toxic gases, ammonia, methyl chloride, and sulfur dioxide as refrigerants. This new "miracle compound" was co-invented in 1929 by Charles Midgley Jr. and Charles Kettering. [224] 1929 Tampon (applicator) A tampon is a mass of absorbent material into a body cavity or wound to absorb bodily ...
The American system of manufacturing was a set of manufacturing methods that evolved in the 19th century. [1] The two notable features were the extensive use of interchangeable parts and mechanization for production, which resulted in more efficient use of labor compared to hand methods.