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UM NOVO SYSTEMA DE CALHA, DENOMINADO TELHA-CALHA, PARA O ESCOAMENTO DAS AGUAS PLUVIAES DOS TELHADOS DAS CONSTRUCÇÕES

0.1 - Acervo Histórico de patentes do INPI-12938
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20/07/1915

Part of Acervo Histórico de patentes do INPI

UM NOVO SISTEMA DE CALHA, DENOMINADO TELHA-CALHA, PARA O ESCOAMENTO DAS ÁGUAS PLUVIAIS DOS TELHADOS DAS CONSTRUÇÕES

RENATO FRANCISCO DE PAULA ANDRADE

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