October 21, 1879
Thomas Edison applies for a patent for his design for an incandescent light bulb.
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On October 21, in the year 1879:
Thomas Edison applies for a patent for his design for an incandescent light bulb.
Thomas Alva Edison was an American inventor and businessman.
Why October 21, 1879 matters:
Thomas Edison applies for a patent for his design for an incandescent light bulb.
What began on this day left a lasting mark on history. The effects were felt immediately and continued to shape events, ideas, and lives long afterwards.
Historical context: October 21, 1879
The 19th century transformed daily life through industrial tools, transport, urban infrastructure, and expanding education.
The event on this day: Thomas Edison applies for a patent for his design for an incandescent light bulb.
Source: https://en.wikipedia.org/wiki/Thomas_Edison (Wikipedia, CC BY-SA)
Sources: Wikipedia (CC BY-SA)
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