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.)
Roger Charles Hart
Original Assignee
Roger Charles Hart
Filing date
Publication date
Application filed by Roger Charles HartfiledCriticalRoger Charles Hart
Application grantedgrantedCritical
Publication of AU160595B2publicationCriticalpatent/AU160595B2/en
Publication of AU1119252ApublicationCriticalpatent/AU1119252A/en