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
AU13147/55A
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.)
E Backwell & Son Pty Ltd
Original Assignee
E Backwell & Son Pty Ltd
Filing date
Publication of AU218524B2publicationCriticalpatent/AU218524B2/en
Application filed by E Backwell & Son Pty LtdfiledCriticalE Backwell & Son Pty Ltd