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.)
Frederic Whigham Nel
Original Assignee
Frederic Whigham Nel
Filing date
Publication date
Application filed by Frederic Whigham NelfiledCriticalFrederic Whigham Nel
Application grantedgrantedCritical
Publication of AU142949B2publicationCriticalpatent/AU142949B2/en
Publication of AU2943249ApublicationCriticalpatent/AU2943249A/en