11th, 12th, 13th, 14th Century Inventions – 1000 – 1399

1023 – First paper money printed in China.
1045 – Movable type printing by Bi Sheng in China
Circa 1050 – Crossbow invented in France.
1182 – Magnetic compass invented.
Circa 1200 – Clothing buttons invented.
1202 – The Hindu-Arabic numbering system introduced to the west by Italian mathematician, Fibonacci.
1249 – Rodger Bacon invented his gunpowder formula.
Circa 1250 – Gun invented in China.
Circa 1268 – 1289 – Invention of eyeglasses.
Circa 1280 – Mechanical clocks invented.
Circa 1285 – 1290 – Windmills invented.
1295 – Modern glassmaking begins in Italy.
1328 – First sawmill.
1326 – First mention of a handgun.
1366 – Scales for weighing invented.

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