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 - Lifetime
Application number
AU189/54A
Inventor
Clifford Hartley and Ronald Joseph Ashby Arthur
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.)
Johnson Phillips Ltd
Original Assignee
Johnson Phillips Ltd
Filing date
Publication of AU200939B2publicationCriticalpatent/AU200939B2/en
Application filed by Johnson Phillips LtdfiledCriticalJohnson Phillips Ltd