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1 jan 1925 ano - Сформирована группа кристаллографии при Минералогическом музее АН СССР в Ленинграде

Descrição:

Задача - исследования кварца и изготовления пьезокварцевых пластин

Adicionado na linha do tempo:

Crystallography

ByArseniy Baskakov

26 fev 2020

0

0

1038

Data:

1 jan 1925 ano

Agora

~ 100 years ago

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