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14 янв 1829 г. - Embossed Printing Press ( Braille )

Описание:

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.

Добавлено на ленту времени:

History of Printing

ByPatryck
18 окт 2017
0
0
539

Дата:

14 янв 1829 г.
Сейчас
~ 196 г назад

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