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Priority claimed from CH4173/87Aexternal-prioritypatent/CH674828A5/de
Priority claimed from DE3823708Aexternal-prioritypatent/DE3823708C2/de
Priority claimed from CH2749/88Aexternal-prioritypatent/CH674949A5/de
Application filed by Gurit Essex AgfiledCriticalGurit Essex Ag
Priority claimed from EP88810718Aexternal-prioritypatent/EP0313519B1/de
Application grantedgrantedCritical
Publication of ATE65433T1publicationCriticalpatent/ATE65433T1/de