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Priority claimed from ES525778Aexternal-prioritypatent/ES8405689A1/en
Priority claimed from ES533703Aexternal-prioritypatent/ES533703A0/en
Application filed by Indagraf SafiledCriticalIndagraf Sa
Priority claimed from EP84401702Aexternal-prioritypatent/EP0142386B1/en
Application grantedgrantedCritical
Publication of ATE35868T1publicationCriticalpatent/ATE35868T1/en