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.)
Intercolonial Boring Co Ltd
Original Assignee
Intercolonial Boring Co Ltd
Filing date
Publication date
Application filed by Intercolonial Boring Co LtdfiledCriticalIntercolonial Boring Co Ltd
Application grantedgrantedCritical
Publication of AU237658B2publicationCriticalpatent/AU237658B2/en
Publication of AU5224259ApublicationCriticalpatent/AU5224259A/en