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UM PROCESSO PARA ESTABILISAR FOLHAS DE ABANOS, MASCARAS E OBJECTOS SEMELHANTES EM FORMA

0.1 - Acervo Histórico de patentes do INPI-19373
Item
21/02/1922

Part of Acervo Histórico de patentes do INPI

UM PROCESSO PARA ESTABILIZAR FOLHAS DE ABANOS, MÁSCARAS E OBJETOS SEMELHANTES EM FORMA

FRIEDRICH MAX WALTHER FRITZSCHE

UM NOVO TYPO DE MASCARAS, OBTIDO POR PROCESSO SIMPLIFICADO

0.1 - Acervo Histórico de patentes do INPI-19372
Item
21/02/1922

Part of Acervo Histórico de patentes do INPI

UM NOVO TIPO DE MÁSCARAS, OBTIDO POR PROCESSO SIMPLIFICADO

FRIEDRICH MAX WALTHER FRITZSCHE

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