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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Harry Douglas Nattrass
Original Assignee
Harry Douglas Nattrass
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Publication date
Application filed by Harry Douglas NattrassfiledCriticalHarry Douglas Nattrass
Application grantedgrantedCritical
Publication of AU165644B2publicationCriticalpatent/AU165644B2/en
Publication of AU1957453ApublicationCriticalpatent/AU1957453A/en