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.)
Walter James Crellin
Original Assignee
Walter James Crellin
Filing date
Publication date
Application filed by Walter James CrellinfiledCriticalWalter James Crellin
Application grantedgrantedCritical
Publication of AU111713B2publicationCriticalpatent/AU111713B2/en
Publication of AU461539ApublicationCriticalpatent/AU461539A/en