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...s|publisher=Infopédia [em linha]. Porto: Porto Editora|year=2015}}</ref> a Portuguese author, mathematician and navigator. The nonius was created in 1542 as a sy [[Category:Portuguese inventions]] ...

'''Italian inventions and discoveries''' are objects, processes or techniques invented, innovated ...[[Discovery (observation)|discovered]] for the first time are also called inventions and in many cases, there is no clear line between the two. ...