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telescope shock absorber and old factory starts production
using a piston and cyclinder fitted inside a metal sleeve car and parts sales s -
standard drum brakes
using cam to force aprt two hinged shoes -
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car body made out of steel
car bodies completly made of steel https://www.google.com/search?q=automotive&source=lnms&tbm=isch&sa=X&ved=0CAkQ_AUoA2oVChMIkraGpN-YyQIVCm8-Ch38Ow6k&biw=1821&bih=857&dpr=0.75 -
single foot pedal to operate four-wheel brakes
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four-wheel hydrolic brakes
replacing ones that relied on pressure of the drivers foot alone https://www.google.com/search?q=automotive&source=lnms&tbm=isch&sa=X&ved=0CAkQ_AUoA2oVChMIkraGpN-YyQIVCm8-Ch38Ow6k&biw=1821&bih=857&dpr=0.75#tbm=isch&q=hydrolic+brakes -
mass produce front-wheel-drive car
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flashing turn signals
thermal interrupter switch to create flashing signals https://www.google.com/search?q=automotive&source=lnms&tbm=isch&sa=X&ved=0CAkQ_AUoA2oVChMIkraGpN-YyQIVCm8-Ch38Ow6k&biw=1821&bih=857&dpr=0.75#tbm=isch&q=turn+signals -
air conditioning
cool air -
cruise control
driver can set a steaddy speed to stay while driving -
effort begin to reduce harmful emissions
positive crankcase ventilation -
electronic fuel injection system
delivers carefully controlled fuel and air to the cylinders to keep a cars enginerunning at its best -
air bags become standard
started on drivers side now on both
