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 Alexander Rigby
Original Assignee
Harry Alexander Rigby
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Application filed by Harry Alexander RigbyfiledCriticalHarry Alexander Rigby
Application grantedgrantedCritical
Publication of AU138054B2publicationCriticalpatent/AU138054B2/en
Publication of AU1109347ApublicationCriticalpatent/AU1109347A/en