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  • ...rasonic motions are produced by a piezoelectric crystal. A modern electric toothbrush is usually powered by a rechargeable battery charged through inductive char ...tem/who-invented-the-toothbrush-and-when-was-it-invented/ Who invented the toothbrush and when was it invented?]</ref> Woog's electric toothbrushes were original
    4 KB (567 words) - 08:51, 5 October 2023
  • #REDIRECT [[Electric toothbrush]]
    33 bytes (3 words) - 08:51, 5 October 2023

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  • ...rasonic motions are produced by a piezoelectric crystal. A modern electric toothbrush is usually powered by a rechargeable battery charged through inductive char ...tem/who-invented-the-toothbrush-and-when-was-it-invented/ Who invented the toothbrush and when was it invented?]</ref> Woog's electric toothbrushes were original
    4 KB (567 words) - 08:51, 5 October 2023
  • *Placing the toothbrush at a 45° angle *Moving the toothbrush back and forth
    3 KB (498 words) - 22:22, 24 November 2022
  • #REDIRECT [[Electric toothbrush]]
    33 bytes (3 words) - 08:51, 5 October 2023