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APERFEIÇOAMENTOS NOS APPARELHOS ELECTROLYTICOS PARA O TRATAMENTO DAS APARAS DE FOLHA DE FLANDRES E DE OBJECTOS ESTANHADOS

0.1 - Acervo Histórico de patentes do INPI-17924
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17/12/1920

Part of Acervo Histórico de patentes do INPI

APERFEIÇOAMENTOS NOS APARELHOS ELETROLÍTICOS PARA O TRATAMENTO DAS APARAS DE FOLHA DE FLANDRES E DE OBJETOS ESTANHADOS

CECIL MONTAGUE WALTER

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