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Priority claimed from DE19883826478external-prioritypatent/DE3826478A1/de
Priority claimed from DE19883843132external-prioritypatent/DE3843132A1/de
Priority claimed from DE19893908961external-prioritypatent/DE3908961A1/de
Application filed by David BriscoefiledCriticalDavid Briscoe
Priority claimed from EP89908689Aexternal-prioritypatent/EP0428562B1/de
Application grantedgrantedCritical
Publication of ATE99443T1publicationCriticalpatent/ATE99443T1/de