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.)
Expired
Application number
AU3988/66A
Inventor
William Read Peter
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.)
P W Read Pty Ltd
Original Assignee
P W Read Pty Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by P W Read Pty LtdfiledCriticalP W Read Pty Ltd
Priority to AU3988/66ApriorityCriticalpatent/AU398866A/en
Publication of AU398866ApublicationCriticalpatent/AU398866A/en