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Priority claimed from CH4446/85Aexternal-prioritypatent/CH668793A5/de
Priority claimed from CH4427/85Aexternal-prioritypatent/CH665866A5/fr
Application filed by Erika SchnyderfiledCriticalErika Schnyder
Priority claimed from EP86810442Aexternal-prioritypatent/EP0221017B1/de
Application grantedgrantedCritical
Publication of ATE51505T1publicationCriticalpatent/ATE51505T1/de