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.)
Filing date
Publication date
Priority claimed from GB1792275Aexternal-prioritypatent/GB1475271A/en
Application filed by PfizerfiledCriticalPfizer
Priority to CS78730ApriorityCriticalpatent/CS191348B2/en
Publication of CS191348B2publicationCriticalpatent/CS191348B2/en