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
AU40074/68A
Inventor
Ferguson Robertson William
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.)
J Johnston & Sons Ltd
Original Assignee
J Johnston & Sons Ltd
Filing date
Publication date
Application filed by J Johnston & Sons LtdfiledCriticalJ Johnston & Sons Ltd
Publication of AU4007468ApublicationCriticalpatent/AU4007468A/en