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.)
Edward Charles Randell and Herbert Milton Whitworth Geoffrey
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.)
Woodall Duckham Construction Co Ltd
Original Assignee
Woodall Duckham Construction Co Ltd
Filing date
Publication date
Application filed by Woodall Duckham Construction Co LtdfiledCriticalWoodall Duckham Construction Co Ltd
Application grantedgrantedCritical
Publication of AU232347B2publicationCriticalpatent/AU232347B2/en
Publication of AU4320758ApublicationCriticalpatent/AU4320758A/en