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
Application filed by John BrownefiledCriticalJohn Browne
Priority to IE191988ApriorityCriticalpatent/IE881919L/en
Publication of IE881919LpublicationCriticalpatent/IE881919L/en