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27 dic 1837 anni - Electrotyping ( Russia )

Descrizione:

Electrotyping is a chemical method for forming metal parts that reproduce a model, this method was invented by Moritz Von Jacobi in Russia.

Aggiunto al nastro di tempo:

18 ott 2017
0
0
544

Data:

27 dic 1837 anni
Adesso
~ 187 years ago

Immagini: