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APERFEIÇOAMENTOS EM MACHINAS DE ARROLHAR, POR MEIO DE ROLHA DE COROA

0.1 - Acervo Histórico de patentes do INPI-18888
Item
15/10/1921

Part of Acervo Histórico de patentes do INPI

APERFEIÇOAMENTOS EM MÁQUINAS DE ARROLHAR, POR MEIO DE ROLHA DE COROA

VALENTIN SICHRIST

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