Mary Anderson & Charlotte Bridgwood invented Windshield Wipers
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Mary Anderson got the idea when she was sitting in a car in NYC, and the driver got out to clean the windshield continuously. She invented manual wipers in 1902.
Charlotte Bridgwood invented electrically operated automatic wipers in 1917
Brake pads where invented by Bertha Benz
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Bertha Benz was the wife of Karl Benz, who invented the first automobile. She was on a trip in Aug 1888, when she asked a shoemaker to nail leather onto the brake blocks
Florence Lawrence invented mechanical brake lights and turn signals
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With a flip of a button, a flag would come out of rear bumper to signal the rear vehicle, and same way with the press the brakes, a stop sign would pop out of the rear bumper
Hedy Lamarr invented signal-hopping tech in 1940
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This technology would one day form the basis for today's WiFi, GPS, and Bluetooth communication systems.
Margaret Wilcox invented Car Heater in 1893
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Margaret Wilcox design worked by channeling hot air from the car engine into the cabin.