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.)
Willem Frederik Van Parreren
Original Assignee
Willem Frederik Van Parreren
Filing date
Publication date
Application filed by Willem Frederik Van ParrerenfiledCriticalWillem Frederik Van Parreren
Application grantedgrantedCritical
Publication of AU2176253ApublicationCriticalpatent/AU2176253A/en
Publication of AU165306B2publicationCriticalpatent/AU165306B2/en