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AU161111A - Improvements in rock-drilling machines - Google Patents

Improvements in rock-drilling machines

Info

Publication number
AU161111A
AU161111A AU1611/11A AU161111A AU161111A AU 161111 A AU161111 A AU 161111A AU 1611/11 A AU1611/11 A AU 1611/11A AU 161111 A AU161111 A AU 161111A AU 161111 A AU161111 A AU 161111A
Authority
AU
Australia
Prior art keywords
rock
drilling machines
drilling
machines
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
AU1611/11A
Other versions
AU161111B (en
Inventor
Hjalmar Lagerstrom Ernst
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
Priority to AU1611/11A priority Critical patent/AU161111B/en
Priority claimed from AU1611/11A external-priority patent/AU161111B/en
Publication of AU161111A publication Critical patent/AU161111A/en
Publication of AU161111B publication Critical patent/AU161111B/en
Expired legal-status Critical Current

Links

AU1611/11A 1911-06-27 1911-06-27 Improvements in rock-drilling machines Expired AU161111B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU1611/11A AU161111B (en) 1911-06-27 1911-06-27 Improvements in rock-drilling machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU1611/11A AU161111B (en) 1911-06-27 1911-06-27 Improvements in rock-drilling machines

Publications (2)

Publication Number Publication Date
AU161111A true AU161111A (en) 1911-08-15
AU161111B AU161111B (en) 1911-08-15

Family

ID=63360517

Family Applications (1)

Application Number Title Priority Date Filing Date
AU1611/11A Expired AU161111B (en) 1911-06-27 1911-06-27 Improvements in rock-drilling machines

Country Status (1)

Country Link
AU (1) AU161111B (en)

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