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UM PROCESSO NOVO DE FUNDIR OXYDO DE ZIRCONIO E APPLICAÇÃO DESTE EM TIJOLOS REFRACTARIOS, CADINHOS, ESMALTES, AÇO, FERRO E VIDRO

0.1 - Acervo Histórico de patentes do INPI-13268
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05/01/1916

Part of Acervo Histórico de patentes do INPI

UM PROCESSO NOVO DE FUNDIR ÓXIDO DE ZIRCÔNIO E APLICAÇÃO DESTE EM TIJOLOS REFRATÁRIOS, CADINHOS, ESMALTES, AÇO, FERRO E VIDRO

JOSÉ DE PAIVA OLIVEIRA

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