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Priority claimed from DE19853515139external-prioritypatent/DE3515139A1/de
Priority claimed from DE19863607788external-prioritypatent/DE3607788A1/de
Application filed by Guenter SchuesslerfiledCriticalGuenter Schuessler
Application grantedgrantedCritical
Publication of ATE39322T1publicationCriticalpatent/ATE39322T1/de