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UM PROCESSO DE TRATAMENTO DE MATERIAL FIBROSO VEGETAL PARA IMUNIZAR SUAS FIBRAS CONTRA AÇÃO NOCIVA DA HUMIDADE E DE OUTROS AGENTES NATURAES

0.1 - Acervo Histórico de patentes do INPI-16142
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03/10/1919

Part of Acervo Histórico de patentes do INPI

UM PROCESSO DE TRATAMENTO DE MATERIAL FIBROSO VEGETAL PARA IMUNIZAR SUAS FIBRAS CONTRA AÇÃO NOCIVA DA UMIDADE E DE OUTROS AGENTES NATURAIS

ARTHUR DE OLIVEIRA TORRES; LEOPOLDO AFRANIO BASTOS DO AMARAL; JOSEPH RAYNAL

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