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APERFEIÇOAMENTOS NO PROCESSO PARA LIXIVIAR MINERIOS DE COBRE

0.1 - Acervo Histórico de patentes do INPI-15621
Item
09/04/1919

Part of Acervo Histórico de patentes do INPI

APERFEIÇOAMENTOS NO PROCESSO PARA LIXIVIAR MINÉRIOS DE COBRE

ALBERT WILLIAM HAHN

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