Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority claimed from AT189166Dexternal-prioritypatent/AT189166B/de
Application filed by Farbenfabriken Bayer AktiengesellschaftfiledCriticalFarbenfabriken Bayer Aktiengesellschaft
Application grantedgrantedCritical
Publication of AT194372BpublicationCriticalpatent/AT194372B/de
