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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Frederick Dircks
Original Assignee
Frederick Dircks
Filing date
Publication date
Application filed by Frederick DircksfiledCriticalFrederick Dircks
Application grantedgrantedCritical
Publication of AU3192050ApublicationCriticalpatent/AU3192050A/en
Publication of AU145565B2publicationCriticalpatent/AU145565B2/en