Bessemer process - making the production of steel more economical, the process blew air through molten pig iron to remove impurities before it turned into steel, Samuel Morse - invented the telegraph using electromagnetism, he also invented a code of long and short spaces capable of transmitting the alphabet, Cyrus Field - successfully laid the first transatlantic cable in 1858, Alexander Graham Bell - patented the telephone in 1875, Thomas Edison - invented the stock-ticker machine, the phonograph, electric light bulb, and over a thousand other patents for inventions, Nicola Tesla - Serbian immigrant who worked for Edison, developed a motor for producing alternating current (AC), George Pullman - invented the sleeping car for trains, George Westinghouse - invented the the airbrake, which stopped all the cars of a train at the same time, Gustavus Swift - developed the first refrigerated railroad cars, Edwin Drake - the first person to drill an oil well in Pennsylvania in 1859, Henry Ford, Wilbur and Orville Wright - airplane 1903, Josephine Cochran - automatic dishwasher, John Albert Burr - African American inventor patented an improved rotary blade lawnmower in 1899, Granville T. Woods - patented a series of inventions for trains and streetcars, including a multiplex telegraph that could send signals between stations and moving trains, Elijah McCoy - obtained several patents for lubricators for steam engines, Sarah Goode - 1885 invention for the fold away bed, Madame C.J. Walker - made a fortune developing and selling hair care products for African American women, Lewis Howard Latimer - patent draftsman, patented an improved method for producing the carbon filaments used in the new electric light bulb, Jan Ernst Matzeliger - 1883, was awarded a patent for inventing a machine that attached the upper part of a leather shoe to its sole, Garrett Morgan - developed a safety hood and smoke protector for firefighters, also patented a type of traffic signal for automobiles in 1923, Elisha Otis - Elevator,

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