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
Application number
AU9104/52A
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.)
William Robert Skinner
Original Assignee
William Robert Skinner
Publication date
Application grantedgrantedCritical
Publication of AU154825B2publicationCriticalpatent/AU154825B2/en