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Alexander Mils, who invented the elevator.
Richard Spikes, who invented the automatic gear shift.
Joseph Gambol, also for the Super Charge System for Internal Combustion Engines.
Garrett A. Morgan who invented the traffic signals.
Albert R. Robinson for the electric trolley.
Charles Brooks for the street sweeper.
John Love for the pencil sharpener.
William Purveys for the fountain pen.
Lee Barrage for the Type Writing Machine.
W. A. Love invented the Advanced Printing Press.
William Barry for the Postmarking and Canceling Machine.
William Purveys for the Hand Stamp.
Philip Downing for the Letter Drop.
Joseph Smith for the Lawn Sprinkler.
John Burr for the Lawn Mower.
Frederick Jones for the Air Conditioner.
Alice Parker for the Heating Furnace.
Lewis Later for the Electric Lamp.
Michael Harvey for the lantern.
Granville T. Woods for the Automatic Cut-Off Switch.
Thomas W. Steward for the Mop.
Lloyd P. Ray for the Dust Pan.
Jan E. Matzelinger for the Shoe Lasting Machine.
Walter Sammons for the Comb.
Sarah Boone for the Ironing Board.
George T. Samon for the Clothes Dryer.
John Standard for the refrigerator.
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ALPHA KAPPA ALPHA SORORITY, INCORPORATED Just Fine since 1908. NO EXPLANATIONS NECESSARY!
Move Away from the Keyboard, Sometimes It's Better to Observe!
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