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29 agos 1838 anni - Electrotyping

Descrizione:

Invented by M.H von Jacobi, an electrotype print is made by electroplating a thin piece of metal onto a mould.

Aggiunto al nastro di tempo:

12 ott 2017
0
0
727

Data:

29 agos 1838 anni
Adesso
~ 187 years ago