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
AU1636/66A
Inventor
HUNTER and MICHAEL DAVID EVANS WILFRED
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.)
N S F Ltd
Original Assignee
N S F 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 N S F LtdfiledCriticalN S F Ltd
Publication of AU163666ApublicationCriticalpatent/AU163666A/en