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UM RHEOSTATO DE DIRECÇÃO DIRECTA POR SOLENOIDE PARA SYSTEMAS DE ILLUMINAÇÃO DOS TRENS DE ESTRADA DE FERRO

0.1 - Acervo Histórico de patentes do INPI-11520
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22/08/1913

Part of Acervo Histórico de patentes do INPI

UM REOSTATO DE DIREÇÃO DIRETA POR SOLENÓIDE PARA SISTEMAS DE ILUMINAÇÃO DOS TRENS DE ESTRADA DE FERRO

PATRICK KENNEDY

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