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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Publication date
Priority claimed from CS85785Aexternal-prioritypatent/CS252480B2/en
Application filed by PfizerfiledCriticalPfizer
Priority to CS858157ApriorityCriticalpatent/CS252499B2/en
Publication of CS815785A2publicationCriticalpatent/CS815785A2/en
Publication of CS252499B2publicationCriticalpatent/CS252499B2/en