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Louis Roberts invented a gaseous discharge device. Mr. Roberts holds eleven patents for electronic devices and is the author of papers on electromagnetism, optics, and microwaves.
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Did the black inventor Garrett Morgan invent the sewing machine?
yes Garrett a morgon did invent the sewing machine
Did a black man invent the toilet seat?
The toilet seat has been around so long no one can claim to be the original inventor. However, a black man, Johnny Henry of Laurel, Mississippi recently patented a vibrating toilet seat.
Is their a picture of the black inventor Benjamin Bradley?
I WOULD LIKE TO KNOW WHETHER THEIR ARE PICTURES OF BLACK INVENTOR BENJAMIN BRADLEY .
Is Martin Cooper a black inventor?
no he is a petofile
Is Alice Parker a black inventor?
yes she invented the heating furnace and central heat
What did Henry brown the black inventor invent?
The first Strongbox
Did the black inventor Garrett Morgan invent the sewing machine?
yes Garrett a morgon did invent the sewing machine
What did the black inventor Virginia e hall invent?
embroodered fruit bowl and hanging wall kit
What did stepen hawking invent?
Stephen Hawking is not known as an inventor. However, he did come up with the theory of black holes.
What did George T Sampson invent?
if it is the black inventor george t Sampson u are takling about he invented the clothes dryer
What did Marcus Garvey invent?
Marcus Garvey invented nothing; he was an activist, and journalist.
Who is Williams purvis the black inventor?
He was a black inventor that invented the fountain pen
Did a black man invent the toilet seat?
The toilet seat has been around so long no one can claim to be the original inventor. However, a black man, Johnny Henry of Laurel, Mississippi recently patented a vibrating toilet seat.
What did TJ Marshall invent?
He was a black inventor who invented the fire extinguisher.
What did Albert Blackburn invent?
Black American inventor, Albert B. Blackburn, of Springfield, OH, received a patent for a "Railway-Signal" ("operated by the wheel or wheels of the train").Patent number 376,362
Did a black inventor invent the cell phone?
Nope. It was a white guy. Martin Cooper in 1973. Nor did a black man invent the air conditioner, peanut butter, ice cream, traffic light, and a host of other poorly researched self esteem building myths that pop up in schools and local news pieces every February!
Is their a picture of the black inventor Benjamin Bradley?
I WOULD LIKE TO KNOW WHETHER THEIR ARE PICTURES OF BLACK INVENTOR BENJAMIN BRADLEY .
