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Canadian Patents of Invention were granted starting with the beginning of the Patent Office in June 1824 and were enforced in Lower Canada and Upper Canada under the provisions of various statutes. ...Read more...
Prior to 1893 all the original grants of patents of invention of Great Britain were printed on parchment. A wax pendant (about 6 inches in diameter) carrying the Great Seal of England was attached ...Read more...
The first known patent system was introduced in 1474 in the city state of Venice, which granted protection to inventors of useful devices. As well be seen from the following declaration by the Veneti...Read more...
Filippo Brunelleschi – 1377-1446 – trained as a goldsmith in Florence, is principally known for his eventual work as a structural engineer and architect. At the end of the 13th century a decision...Read more...