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Priority claimed from GB898916181Aexternal-prioritypatent/GB8916181D0/en
Application filed by Schlegel Uk HoldingsfiledCriticalSchlegel Uk Holdings
Priority claimed from EP90307496Aexternal-prioritypatent/EP0408291B1/de
Application grantedgrantedCritical
Publication of ATE85265T1publicationCriticalpatent/ATE85265T1/de