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Priority claimed from DE19838322349Uexternal-prioritypatent/DE8322349U1/de
Priority claimed from DE19843409982external-prioritypatent/DE3409982C2/de
Application filed by Freudenberg Carl FafiledCriticalFreudenberg Carl Fa
Priority claimed from EP84106161Aexternal-prioritypatent/EP0133459B1/de
Application grantedgrantedCritical
Publication of ATE32940T1publicationCriticalpatent/ATE32940T1/de