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The invention in Turki thw first in use it was a mongol emperador.
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the invention Conrad Gesner in Borrowdale, Columbia (Estados Unidos).
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the invention Edward Naine.
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the invention Jacob Perkins
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The invention Edison in year 1848, it's very new in century XIX.
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The invention Smith and Wesson .
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the invention in U.S.A.
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The invention Guillermo Marconni
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The invention John Logie Baird in Mexico
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the invention George de Mestral in Suiza
