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14 jan 1829 ano - Embossed Printing Press ( Braille )

Descrição:

Louis Braille invents embossed printing, this printing is embossed dot system which is used in braille today which these dots are put in order to represent a letter in the alphabet, which is used for the blind.

Adicionado na linha do tempo:

18 out 2017
0
0
539

Data:

14 jan 1829 ano
Agora
~ 196 years ago

Imagens: