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.)
Theodore Roger Ernest Cressman and Sydney Fawcett Ewart Ingham Ackroyd
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 date
Application filed by Permutit Co LtdfiledCriticalPermutit Co Ltd
Application grantedgrantedCritical
Publication of AU66254ApublicationCriticalpatent/AU66254A/en
Publication of AU202803B2publicationCriticalpatent/AU202803B2/en