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 Horace Edwin MarsdenfiledCriticalHorace Edwin Marsden
Priority to IE445ApriorityCriticalpatent/IE16858L/en
Publication of IE16858LpublicationCriticalpatent/IE16858L/en