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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Howell R B
Original Assignee
Howell R B
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Application filed by Howell R BfiledCriticalHowell R B
Application grantedgrantedCritical
Publication of AU460552B2publicationCriticalpatent/AU460552B2/en
Publication of AU4546172ApublicationCriticalpatent/AU4546172A/en