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the first wheel was actually not used for transportation, they were made for pottery
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the first successful camera was made about in 1816
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the first person to successfully complete a combustion engine was built by J. J. Etienne Lenoir in 1859
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the first motorcycle was invented in Germany by Gottlieb Daimler and Wilhelm Maybach in 1885
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the first plane was invented by the Wilbur and Orville Wright in 1903
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the first headphones invented by Nathaniel Baldwin in 1910
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the first stereo was invented in the 1930's by Alan Blumlein a British engineer
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the ENIAC started construction 1943 and was finished in 1946
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the first cd was invented in 1982