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None. The elevator was invented by the Romans a couple of hundred years before Christ. An African American named Alexander Miles did however add to the elevator patented by Elisha Otis in 1861. He made improvements to the doors and shaft, and had them patented in 1887.
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Where was ragtime invented?
Ragtime was invented in the U.S.A but I don't know exactly where it was first invented or who did! Sorry I hope this helps still!
Who was the first African American cheerleader?
The first African-American girl to play soccer is Briana Scurry.
How did Madam CJ Walker become the first female African American Millionaire?
Madam CJ Walker became the first African American millionaire by owning a business dedicated to hair care products for African Americans. She also invented the hot comb.
Who was the first African American to be honored on a US postage camp?
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Which African American invented the helicopter?
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Who invented the elevator in 1859?
gidel moreno was the first lady who invented the elevator
What African American first invented elevators in the US?
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otis boykin
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Who invented the first elevator?
Mr.Otis
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Who invented the first power elevator?
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Who invented the electric elevator?
Werner von Siemens invented the world's first electric elevator. It was invented on 1880 and presented at the Mannheim Pfalzgau exhibition.
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How did madam cj walker become the first female african american millionare?
she invented the first hair relaxer 'perm' for African Americans
