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APERFEIÇOAMENTOS EM LAMPADAS ELECTRICAS CHEIAS DE GAZ COM DESCARGA INCANDESCENTE

0.1 - Acervo Histórico de patentes do INPI-17885
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06/12/1920

Part of Acervo Histórico de patentes do INPI

APERFEIÇOAMENTOS EM LÂMPADAS ELÉTRICAS CHEIAS DE GÁS COM DESCARGA INCANDESCENTE

JULIUS PINTSCH AKTIENGESELLSCHAFT

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