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APERFEIÇOAMENTOS EM LAMPADAS INCANDESCENTES

0.1 - Acervo Histórico de patentes do INPI-18643
Item
19/07/1921

Part of Acervo Histórico de patentes do INPI

APERFEIÇOAMENTOS EM LÂMPADAS INCANDESCENTES

INTERNATIONAL GENERAL ELECTRIC COMPANY, INCORPORATED

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