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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William C Heller Jr
Original Assignee
William C Heller Jr
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Publication date
Application filed by William C Heller JrfiledCriticalWilliam C Heller Jr
Application grantedgrantedCritical
Publication of AU294543B2publicationCriticalpatent/AU294543B2/en
Publication of AU1243866ApublicationCriticalpatent/AU1243866A/en