結果 : thomas edison incandescent light bulb patent
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Lewis Latimer Black Inventor.Lewis Latimer Black History Heroes.Deeper Than Read (Ep.29)💡📞⚙️

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Incandescent bulb patent was issued in 1874 | Today in History

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Thomas Edison Patents His Incandescent Lamp (Jan. 27, 1880) #edison #bulb #discovery #patent

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Thomas Edison held over 1,000 patents...

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