Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Andarraga Y Echeveste
Original Assignee
Andarraga Y Echeveste
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Filing date
Publication date
Application filed by Andarraga Y EchevestefiledCriticalAndarraga Y Echeveste
Priority to ES75277ApriorityCriticalpatent/ES75277A3/es
Publication of ES75277A3publicationCriticalpatent/ES75277A3/es
ES75277A1920-08-171920-08-17Un procedimiento para la fabricación de plantillas para el calzado a base de paraformaldehído y troximetileno.
ExpiredES75277A3
(es)