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Chuko Liang (181-234 A.D.) of China is considered to be the inventor of the wheelbarrow.
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It is unknown who invented the first horseshoe. Early Asian horsemen used horse booties made from leather and plants. During the first century, the Romans made leather and metal shoes called "hipposandals".
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2000 BC Horses are domesticated and used for transportation.
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3500 BC River boats are invented - ships with oars
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3500BC First wheeled vehicle Wooden pegs were used to fix the sledge, so that when it rested on the rollers it did not move
