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.)
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Gordon Geoffrey Hall
Original Assignee
Gordon Geoffrey Hall
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Publication date
Application filed by Gordon Geoffrey HallfiledCriticalGordon Geoffrey Hall
Application grantedgrantedCritical
Publication of AU221626B2publicationCriticalpatent/AU221626B2/en
Publication of AU1661756ApublicationCriticalpatent/AU1661756A/en