AU217101B2 - Boring apparatus for use in mines and quarries - Google Patents

Boring apparatus for use in mines and quarries

Info

Publication number
AU217101B2
AU217101B2 AU20100/56A AU2010056A AU217101B2 AU 217101 B2 AU217101 B2 AU 217101B2 AU 20100/56 A AU20100/56 A AU 20100/56A AU 2010056 A AU2010056 A AU 2010056A AU 217101 B2 AU217101 B2 AU 217101B2
Authority
AU
Australia
Prior art keywords
quarries
mines
boring apparatus
boring
Prior art date
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
Application number
AU20100/56A
Other versions
AU2010056A (en
Inventor
Joanna Myard
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.)
Individual
Original Assignee
Individual
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of AU2010056A publication Critical patent/AU2010056A/en
Publication of AU217101B2 publication Critical patent/AU217101B2/en
Expired legal-status Critical Current

Links

AU20100/56A 1956-07-23 Boring apparatus for use in mines and quarries Expired AU217101B2 (en)

Publications (2)

Publication Number Publication Date
AU2010056A AU2010056A (en) 1957-01-24
AU217101B2 true AU217101B2 (en) 1957-01-24

Family

ID=

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