AU256314B2 - Pneumatic hammer rock drill - Google Patents

Pneumatic hammer rock drill

Info

Publication number
AU256314B2
AU256314B2 AU20567/62A AU2056762A AU256314B2 AU 256314 B2 AU256314 B2 AU 256314B2 AU 20567/62 A AU20567/62 A AU 20567/62A AU 2056762 A AU2056762 A AU 2056762A AU 256314 B2 AU256314 B2 AU 256314B2
Authority
AU
Australia
Prior art keywords
rock drill
pneumatic hammer
hammer rock
pneumatic
drill
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
AU20567/62A
Other versions
AU2056762A (en
Inventor
Andrew Morrison William
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
Application granted granted Critical
Publication of AU256314B2 publication Critical patent/AU256314B2/en
Publication of AU2056762A publication Critical patent/AU2056762A/en
Expired legal-status Critical Current

Links

AU20567/62A 1962-07-31 Pneumatic hammer rock drill Expired AU256314B2 (en)

Publications (2)

Publication Number Publication Date
AU256314B2 true AU256314B2 (en) 1964-02-06
AU2056762A AU2056762A (en) 1964-02-06

Family

ID=

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