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APERFEIÇOAMENTOS EM SUPPORTES PORTATEIS PARA LAMPADAS ELECTRICAS

0.1 - Acervo Histórico de patentes do INPI-12212
Item
17/06/1914

Part of Acervo Histórico de patentes do INPI

APERFEIÇOAMENTOS EM SUPORTES PORTÁTEIS PARA LÂMPADAS ELÉTRICAS

WILLIAM PEYTON DUNHAM

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