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Application filed by Stauffer Chemical CofiledCriticalStauffer Chemical Co
Priority claimed from AT233375Aexternal-prioritypatent/ATA233375A/de
Publication of ATA945875ApublicationCriticalpatent/ATA945875A/de
Application grantedgrantedCritical
Publication of AT351494BpublicationCriticalpatent/AT351494B/de