JOHN DEERe is reported to be the first person to produce steel ploughs in the US in 1837. These were much stronger than the iron ploughs that had been used for hundreds of years.
No African American invented the helicopter. The first practical helicopter was invented by Igor Sikorski, a Russian American.
Leo Hendrik Baekeland, a Belgian-born American living in New York state, invented the first truly synthetic plastic in1907. Baekeland had already invented first commercially successful photographic paper and sold it to George Eastman in 1898 for $1 million.
They invented the three axis control so the airplane can keeps it's equilibrium while flying. The very first practical AIRPLANE was invented by Wright brothers. They were inspired by the birds and invented this flying machine which can be used by humans in December,1903.
john deere
The paperclip was invented in 1899 by Johan Vaaler. He received an American patent in 1901. ;)
Igor Sikorsky, a Russian- American immigrant invented the first successful helicopter, model number VS-300. There is no specific invention "date" but it was first test flown in September 14, 1939 and had to be tethered by cables because of its instability. The VS-300 was the first to use modern-day rotary blade designs.
The Wright brothers
the two people who invented airplains
John Filtch made the first steamship, but Robert Fulton made the successful steamship.
The Wright Brothers invented the first successful powered plane. They invented the airplane in 1903. The flight was done at Kitty Hawk in North Carolina.
George Stepehenson invented the first successful steam train.
Eli Whitney is an american inventor who invented the cotton gin. Henry Bell is a scottish engineer known for introducing the first service steamboat. The Wright Brothers Orville and Wilbur are 2 american pioneers who invented, built and flew the world's first successful airplane.
No African American invented the helicopter. The first practical helicopter was invented by Igor Sikorski, a Russian American.
The wireless telegraph was invented by Thomas Edison.
RICHARD GATLING in 1862
Leo Hendrik Baekeland, a Belgian-born American living in New York state, invented the first truly synthetic plastic in1907. Baekeland had already invented first commercially successful photographic paper and sold it to George Eastman in 1898 for $1 million.
Fortran and Cobol are two old and successful languages.