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Priority claimed from CH430/81Aexternal-prioritypatent/CH648552A5/en
Application filed by Siegfried AktiengesellschaftfiledCriticalSiegfried Aktiengesellschaft
Priority claimed from PCT/CH1982/000010external-prioritypatent/WO1982002505A1/en
Application grantedgrantedCritical
Publication of ATE9796T1publicationCriticalpatent/ATE9796T1/en