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.)
Charles Hartley Hull and Harry Horsfall Herbert Edward Ashfield
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.)
David Brown Industries Ltd
Original Assignee
David Brown Industries Ltd
Filing date
Publication date
Application filed by David Brown Industries LtdfiledCriticalDavid Brown Industries Ltd
Application grantedgrantedCritical
Publication of AU247811B2publicationCriticalpatent/AU247811B2/en
Publication of AU5757760ApublicationCriticalpatent/AU5757760A/en