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.)
Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to ES155204ApriorityCriticalpatent/ES155204A1/es
Publication of ES155204A1publicationCriticalpatent/ES155204A1/es
ES155204A1941-12-051941-12-05Procedimiento quimico para la obtencion de semipastas celulosicas destinadas a la pabricacion de papel
ExpiredES155204A1
(es)