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.)
Ralph Harper
Original Assignee
Ralph Harper
Filing date
Publication date
Application filed by Ralph HarperfiledCriticalRalph Harper
Application grantedgrantedCritical
Publication of AU2956849ApublicationCriticalpatent/AU2956849A/en
Publication of AU151097B2publicationCriticalpatent/AU151097B2/en