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UM TORNO AUTOMÁTICO PARA PRODUZIR PEÇAS DE FORMA CONICA E COM COMPRIMENTO MUITO GRANDE EM RELAÇÃO AO DIAMETRO MEDIO

0.1 - Acervo Histórico de patentes do INPI-16434
Item
26/12/1919

Part of Acervo Histórico de patentes do INPI

UM TORNO AUTOMÁTICO PARA PRODUZIR PEÇAS DE FORMA CÔNICA E COM COMPRIMENTO MUITO GRANDE EM RELAÇÃO AO DIÂMETRO MÉDIO

ANTONIO CONTINS

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