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
AU59125/60A
Inventor
Roger Ernest Cressman Theodore
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.)
Permutit Co Ltd
Original Assignee
Permutit Co Ltd
Filing date
Publication of AU247392B2publicationCriticalpatent/AU247392B2/en
Application filed by Permutit Co LtdfiledCriticalPermutit Co Ltd