7 h 11 min, 1 janv. 1857 ans - 5 toothbrush

Description:

1857
H.N. Wadsworth was the first to patent the toothbrush. Like those before him, he used animal bone and swine hair.

Ajouté au bande de temps:

21 nov. 2017

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Felicity

timeline toothbrushes

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