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.)
Derek John Goldsmith And Derek Francis Pratt
Original Assignee
Derek John Goldsmith And Derek Francis Pratt
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Filing date
Publication date
Application filed by Derek John Goldsmith And Derek Francis PrattfiledCriticalDerek John Goldsmith And Derek Francis Pratt
Application grantedgrantedCritical
Publication of AU5991169ApublicationCriticalpatent/AU5991169A/en
Publication of AU439314B2publicationCriticalpatent/AU439314B2/en