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.)
ARTHUR LOUIS HIRST
Original Assignee
ARTHUR LOUIS HIRST
Filing date
Publication date
Application grantedgrantedCritical
Publication of AU568651ApublicationCriticalpatent/AU568651A/en
Publication of AU150663B2publicationCriticalpatent/AU150663B2/en
Application filed by ARTHUR LOUIS HIRSTfiledCriticalARTHUR LOUIS HIRST