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APERFEIÇOAMENTOS EM ALTOS FORNOS ELECTRICOS OU A ELLES RELATIVOS

0.1 - Acervo Histórico de patentes do INPI-15855
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12/07/1919

Part of Acervo Histórico de patentes do INPI

APERFEIÇOAMENTOS EM ALTOS FORNOS ELÉTRICOS OU A ELES RELATIVOS

ELECTRO-METALS LIMITED

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