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Hindu-Arabic numbering systemGun is invented in ChinaInvention of eyeglassesMechanical clocks inventedWindmills inventedModern glassmaking begins in ItalyFirst sawmillScales for weighing inventedThe first piano called the Spinet inventedTrigger inventedOil painting inventedIn Florence, hoisting gear invented.Johannes Gutenberg invents printing press with metal movable typeIn Germany, drypoint engravings inventedMuzzle-loaded rifles invented in Italy and GermanyIn Venice, the first known copyright grantedLeonardo DaVinci designed the first parachuteBell chimes invented
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