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.)
Robert William Butcher
Original Assignee
Robert William Butcher
Filing date
Publication date
Application filed by Robert William ButcherfiledCriticalRobert William Butcher
Application grantedgrantedCritical
Publication of AU154371B2publicationCriticalpatent/AU154371B2/en
Publication of AU995652ApublicationCriticalpatent/AU995652A/en