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.)
Charles Frederick Leichhardt
Original Assignee
Charles Frederick Leichhardt
Filing date
Publication date
Application filed by Charles Frederick LeichhardtfiledCriticalCharles Frederick Leichhardt
Priority to GB3651661ApriorityCriticalpatent/GB924541A/en
Application grantedgrantedCritical
Publication of AU255613B2publicationCriticalpatent/AU255613B2/en
Publication of AU6554560ApublicationCriticalpatent/AU6554560A/en