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UM PROCESSO APERFEIÇOADO PARA IMPERMEABILIZAR SUPERFICIES DE ESTRUCTURAS, OBJECTOS E MATERIAES

0.1 - Acervo Histórico de patentes do INPI-15363
Item
27/11/1918

Part of Acervo Histórico de patentes do INPI

UM PROCESSO APERFEIÇOADO PARA IMPERMEABILIZAR SUPERFÍCIES DE ESTRUTURAS, OBJETOS E MATERIAIS

RAUL ALVES RIBEIRO COTELLO; FERNANDO SANTOS

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