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.)
John Bridon Balfour
Original Assignee
John Bridon Balfour
Filing date
Publication date
Application filed by John Bridon BalfourfiledCriticalJohn Bridon Balfour
Application grantedgrantedCritical
Publication of AU152438B2publicationCriticalpatent/AU152438B2/en
Publication of AU644651ApublicationCriticalpatent/AU644651A/en