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UM NOVO PROCESSO DE FABRICAR TUBOS METALLICOS, CALDEANDO-OS AUTOGENEAMENTE

0.1 - Acervo Histórico de patentes do INPI-17550
Item
11/09/1920

Part of Acervo Histórico de patentes do INPI

UM NOVO PROCESSO DE FABRICAR TUBOS METÁLICOS, CALDEANDO-OS AUTOGENEAMENTE

GEORGE SCHLEIFFER

NOVO EXPLOSIVO COMPOSTO DE AR LIQUIDO

0.1 - Acervo Histórico de patentes do INPI-11208
Item
12/04/1913

Part of Acervo Histórico de patentes do INPI

NOVO EXPLOSIVO COMPOSTO DE AR LÍQUIDO

GEORGE SCHLEIFFER

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