The refrigerator was no invented by an African American pr in America at all.
In 1873 Carl von Linde built the first practical and portable compressor refrigeration machine in Munich, Germany.
The refrigerator was no invented by an African American pr in America at all. In 1873 Carl von Linde built the first practical and portable compressor refrigeration machine in Munich, Germany.
yes, he was also an inventor who invented the refrigerator.
John Standard was an African American inventor from Newark, New Jersey. He invented a better version of the refrigerator in 1891.
John Standard was an African American inventor. In 1891, he invented the improved refrigerator design. He also invented an improved oil stove.
John Standard, African-American inventor, invented patented improvements to the early refrigerator. Please see Related Link for more information.
No African American invented the helicopter. The first practical helicopter was invented by Igor Sikorski, a Russian American.
African-American who improved the refrigerator and oil stove designs.
no but it was improved by African American Sarah Boone
William Painter invented the bottle cap, his patent was granted in 1892. He was American but not African-American.
Augustus Jackson, an African American (yeah I know an African american?)
Percy LeBaron Spencer - he was an American
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