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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George Arthur Killingsworth
Original Assignee
George Arthur Killingsworth
Filing date
Publication date
Application filed by George Arthur KillingsworthfiledCriticalGeorge Arthur Killingsworth
Application grantedgrantedCritical
Publication of AU259621B2publicationCriticalpatent/AU259621B2/en
Publication of AU832861ApublicationCriticalpatent/AU832861A/en