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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Derrick Walter Shijiwell
Original Assignee
Derrick Walter Shijiwell
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Publication date
Application filed by Derrick Walter ShijiwellfiledCriticalDerrick Walter Shijiwell
Application grantedgrantedCritical
Publication of AU1355744ApublicationCriticalpatent/AU1355744A/en
Publication of AU122287B2publicationCriticalpatent/AU122287B2/en