Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
E Post Office
Original Assignee
E Post Office
Filing date
Publication of AU489991B2publicationCriticalpatent/AU489991B2/en
Priority claimed from GB41750/73Aexternal-prioritypatent/GB1486887A/en
Application filed by E Post OfficefiledCriticalE Post Office
Publication of AU7291874ApublicationCriticalpatent/AU7291874A/en