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Priority claimed from DE19873713337external-prioritypatent/DE3713337A1/en
Priority claimed from DE3803703Aexternal-prioritypatent/DE3803703A1/en
Priority claimed from US07/184,122external-prioritypatent/US4943584A/en
Application filed by Basf AgfiledCriticalBasf Ag
Publication of MX9203407ApublicationCriticalpatent/MX9203407A/en