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UM APPARELHO DENOMINADO RENOVADOR DE AR HUMANITARIO DESTINADO A RENOVAR O AR DENTRO DAS HABITAÇÕES, NAVIOS E SUBTERRANEOS

0.1 - Acervo Histórico de patentes do INPI-21457
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26/09/1923

Part of Acervo Histórico de patentes do INPI

UM APARELHO DENOMINADO RENOVADOR DE AR HUMANITÁRIO DESTINADO A RENOVAR O AR DENTRO DAS HABITAÇÕES, NAVIOS E SUBTERRÂNEOS

LUIZ BASILIO PEIXOTO; JOÃO FERREIRA CALDAS

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