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
AU16004/53A
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.)
Boart International Ltd
Original Assignee
Boart Products South Africa Ltd
Filing date
Publication of AU157159B2publicationCriticalpatent/AU157159B2/en
Application filed by Boart Products South Africa LtdfiledCriticalBoart Products South Africa Ltd