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.)
Arthur G. Bussell and Grant N. Willis James E. Logan
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.)
Lewis Berger and Sons Ltd
Original Assignee
Lewis Berger and Sons Ltd
Filing date
Publication date
Application filed by Lewis Berger and Sons LtdfiledCriticalLewis Berger and Sons Ltd
Application grantedgrantedCritical
Publication of AU232184B2publicationCriticalpatent/AU232184B2/en
Publication of AU4607359ApublicationCriticalpatent/AU4607359A/en