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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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES0231606ApriorityCriticalpatent/ES231606A1/es
Publication of ES231606A1publicationCriticalpatent/ES231606A1/es
Perfeccionamientos en los aparatos filtrantes de limpieza automática, que esencialmente consiste en una serie de elementos planos o tubulares, de chapa perforada o ranurada, dispuestos verticalmente, en el interior de una envolvente o carcasa, unidos por su extremo superior a un colector tubular o de placa.
ES0231606A1956-10-271956-10-27PERFECCIONAMIENTOS EN LOS APARATOS FILTRANTES DE LIMPIEZA AUTOMáTICA
ExpiredES231606A1
(es)