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Archivistische beschrijving

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UM DISPOSITIVO DE DESCARGA DE ELECTRONS

0.1 - Acervo Histórico de patentes do INPI-20577
Stuk
07/02/1923

Part of Acervo Histórico de patentes do INPI

UM DISPOSITIVO DE DESCARGA DE ELÉTRONS

INTERNATIONAL GENERAL ELECTRIC COMPANY, INCORPORATED

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