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UM PROCESSO APERFEIÇOADO PARA A EXTRACÇÃO DO OLEO DE SUBSTANCIAS VEGETAES E UM APPARELHO PARA ESSE FIM

0.1 - Acervo Histórico de patentes do INPI-18847
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16/09/1921

Part of Acervo Histórico de patentes do INPI

UM PROCESSO APERFEIÇOADO PARA A EXTRAÇÃO DO ÓLEO DE SUBSTÂNCIAS VEGETAIS E UM APARELHO PARA ESSE FIM

MATTHEW WHITEHEAD; ERNEST SCOTT

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