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👉 Watch the Full Quiz Video Here: [https://youtu.be/gpn8Ai3ocqE] Welcome to our Tech History Quiz Series! ⚙️📚 Today’s highlights: 📡 The Transistor (1947) → Invented by Shockley, Bardeen & Brattain at Bell Labs. ℹ️ Fun Fact: This point-contact transistor changed electronics forever, earning them the Nobel Prize. 💡 The LED ...
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