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Publication of IE17539LpublicationCriticalpatent/IE17539L/en
Application filed by John Maxwell Harkness, George Kettelwell Harkness, Eugene O Sullivan, Olive Scruby, Charles Ernest Scruby, Latter Two Being The Legal RepfiledCriticalJohn Maxwell Harkness
Priority to IE43748ApriorityCriticalpatent/IE17539L/en