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.)
Irvine Roy Hill
Original Assignee
Irvine Roy Hill
Filing date
Publication date
Application filed by Irvine Roy HillfiledCriticalIrvine Roy Hill
Application grantedgrantedCritical
Publication of AU163122B2publicationCriticalpatent/AU163122B2/en
Publication of AU1860153ApublicationCriticalpatent/AU1860153A/en