AU1176508A - Improvements in rock drilling machines - Google Patents

Improvements in rock drilling machines

Info

Publication number
AU1176508A
AU1176508A AU11765/08A AU1176508A AU1176508A AU 1176508 A AU1176508 A AU 1176508A AU 11765/08 A AU11765/08 A AU 11765/08A AU 1176508 A AU1176508 A AU 1176508A AU 1176508 A AU1176508 A AU 1176508A
Authority
AU
Australia
Prior art keywords
rock drilling
drilling machines
machines
rock
drilling
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
AU11765/08A
Inventor
Mechanical Engineer Easton Northampton Pennsylvania U. SA William Prellwitz
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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand Co
Filing date
Publication date
Application filed by Ingersoll Rand Co filed Critical Ingersoll Rand Co
Publication of AU1176508A publication Critical patent/AU1176508A/en
Expired legal-status Critical Current

Links

AU11765/08A 1908-06-18 Improvements in rock drilling machines Expired AU1176508A (en)

Publications (1)

Publication Number Publication Date
AU1176508A true AU1176508A (en) 1908-09-29

Family

ID=

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