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AU241219B2 - Improvements to or relating to rock or mining drills - Google Patents
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AU241219B2 - Improvements to or relating to rock or mining drills - Google Patents

Improvements to or relating to rock or mining drills

Info

Publication number
AU241219B2
AU241219B2 AU61009/60A AU6100960A AU241219B2 AU 241219 B2 AU241219 B2 AU 241219B2 AU 61009/60 A AU61009/60 A AU 61009/60A AU 6100960 A AU6100960 A AU 6100960A AU 241219 B2 AU241219 B2 AU 241219B2
Authority
AU
Australia
Prior art keywords
rock
relating
mining drills
drills
mining
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
AU61009/60A
Other versions
AU6100960A (en
Inventor
H. Holsing Robert
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of AU241219B2 publication Critical patent/AU241219B2/en
Publication of AU6100960A publication Critical patent/AU6100960A/en
Expired legal-status Critical Current

Links

AU61009/60A 1960-05-31 Improvements to or relating to rock or mining drills Expired AU241219B2 (en)

Publications (2)

Publication Number Publication Date
AU241219B2 true AU241219B2 (en) 1960-12-01
AU6100960A AU6100960A (en) 1960-12-01

Family

ID=

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