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Priority claimed from DE4220647Aexternal-prioritypatent/DE4220647C2/de
Priority claimed from DE9217989Uexternal-prioritypatent/DE9217989U1/de
Priority claimed from DE4303372Aexternal-prioritypatent/DE4303372A1/de
Application filed by Fresenius AgfiledCriticalFresenius Ag
Publication of FI932947A0publicationCriticalpatent/FI932947A0/fi
Publication of FI932947ApublicationCriticalpatent/FI932947A/fi
Application grantedgrantedCritical
Publication of FI112326BpublicationCriticalpatent/FI112326B/fi