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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mann and Hummel GmbH
Original Assignee
Filterwerk Mann and Hummel GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Filterwerk Mann and Hummel GmbHfiledCriticalFilterwerk Mann and Hummel GmbH
Publication of ES305969A1publicationCriticalpatent/ES305969A1/es
ES0305969A1963-11-131964-11-12Perfeccionamientos en cuerpos filtrantes constituidos por una hoja de material de papel o similares
ExpiredES305969A1
(es)