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Roller skates patent
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Bicycle invented
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Roller Skates become popular
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Electric Bicycles
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Homemade scooters are being made
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Skateboards invented
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Skateboards become popular
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Propelled scooters invented
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Heelys patented
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Electric skateboards created
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Motorised shoes kickstart
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Self-balance scooter (also hoverboard, self-balancing board, swegway) invented
