Lunch Pail
He co-invented the transistor
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R = [ i + 4T2j + Tk ] a). Velocity = R' = [ 8Tj + k ] b). Acceleration = R'' = [ 8j ]
W. B. Purvis in well known for the invention of the fountain pen. He also patented several improvements to his important invention.
The parents of Richard Spikes is unknown. He is was the guy to invent a car wash.
YES.
Richard B Spikes exact date of birth is not known. He was born in 1884.
at jcpenny
It is unknown who Richard Spikes parents are. He was the person who invented car washes.
It is unknown if Richard Spikes had siblings. He was an African-American engineer.
11
john b. kelly
For brevity, (since only one 'move' is possible at any one time), the following sequence should solve the game; where R=Red and B=Blue: R B B R R R B B B B R R R R B B B B R R R B B R
because there r 7 continents
He didn't invent anything. He was a fighter pilot, not an inventor.
no but there r some on ur face