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.)
Expired - Lifetime
Application number
AU21849/53A
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.)
Dudley Russel Dowling
Original Assignee
Dudley Russel Dowling
Filing date
Publication of AU166423B2publicationCriticalpatent/AU166423B2/en
Application filed by Dudley Russel DowlingfiledCriticalDudley Russel Dowling