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Priority claimed from GB848431713Aexternal-prioritypatent/GB8431713D0/en
Application filed by Alstofilm LtdfiledCriticalAlstofilm Ltd
Priority claimed from EP19850309151external-prioritypatent/EP0186407B1/de
Application grantedgrantedCritical
Publication of ATE73389T1publicationCriticalpatent/ATE73389T1/de