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Priority claimed from DE19722211899external-prioritypatent/DE2211899C3/de
Priority claimed from DE19722216052external-prioritypatent/DE2216052C3/de
Priority claimed from DE19722219837external-prioritypatent/DE2219837C3/de
Application filed by Basf Farben & FasernfiledCriticalBasf Farben & Fasern
Publication of MX4558EpublicationCriticalpatent/MX4558E/es