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22 jul 1869 ano - Hectograph (A.K.A Jellygraph/Gelatin Duplicator) was invented

Descrição:

A printing process that transfers something prepared with a special ink, to a pan of gelatin.

Adicionado na linha do tempo:

History of printing

16 out 2017

0

0

502

Data:

22 jul 1869 ano

Agora

~ 156 years ago

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