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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Lillian F Lighthall
Original Assignee
Lillian F Lighthall
Filing date
Publication date
Application filed by Lillian F LighthallfiledCriticalLillian F Lighthall
Application grantedgrantedCritical
Publication of AU3785250ApublicationCriticalpatent/AU3785250A/en
Publication of AU149079B2publicationCriticalpatent/AU149079B2/en