CrosswordMint
Vintage Tech Innovations and Inventors
A crossword exploring influential retro gadget patents and their pioneering inventors.
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Across
  • 1. Patent for cooking food using electromagnetic waves
  • 2. Material crucial in early pencil patent gadgets
  • 3. Wireless device patented for audio signal transmission
  • 4. Alexander Graham Bell's revolutionary communication device
  • 6. Semiconductor device key to early electronics
Down
  • 5. Early gadget combining audio and visual broadcast
  • 7. Machine patented to record video on magnetic tape
  • 8. Device invented to capture still images

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