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made by German-Dutch lensmaker Hans Lippershey
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created by Conrad Gessner, Nuremberg, Germany was the birthplace of the first mass-produced pencils in 1662
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developed by Scottish physician William Cullen in the mid-1750s, but the first commercial domestic model wasn't introduced until 1913.
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developed by John Kemp Starley made the first bicycle with a chain
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Invented by John Boyd Dunlop. It was developed as a way to make tricycle riding more comfortable.
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George Eastman developed the first small Kodak box camera made photography much more accessible to the public.
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Italian inventor Guglielmo Marconi who created the first viable radio apparatus and wireless telegraphy system back in 1895.
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invented by American engineer Willis Carrier in 1902. enables people to live comfortably in hot places
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Alexander Fleming, Penicillin is a group of antibiotics that cures several infections in human beings without harming them
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created by engineers John Bardeen and Walter Brattain. An essential component of most modern electronics
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The internet was first developed by Vinton Cerf backed by the US Department of Defense Advanced Research Projects Agency
