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.)
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.)
W E Smith Ltd
Original Assignee
W E Smith Ltd
Filing date
Publication date
Application filed by W E Smith LtdfiledCriticalW E Smith Ltd
Application grantedgrantedCritical
Publication of AU248400B2publicationCriticalpatent/AU248400B2/en
Publication of AU5449459ApublicationCriticalpatent/AU5449459A/en