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Petroleum
- Jun 25, 2001
- 3,388
Leonardo da Vince was well beyond of his time. In the XV/XVI century he invented much of the machines of today. He was a visionary

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Among those inventions that are credited with passing into general practical use are the strut bridge, the automated bobbin winder, the machine for testing the tensile strength of wire and the lens-grinding machine pictured at right.