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 William Ritter
Original Assignee
Frederick William Ritter
Filing date
Publication date
Application filed by Frederick William RitterfiledCriticalFrederick William Ritter
Priority to AU30291/30ApriorityCriticalpatent/AU3029130A/en
Publication of AU3029130BpublicationCriticalpatent/AU3029130B/en
Publication of AU3029130ApublicationCriticalpatent/AU3029130A/en