AU391105B - Improvements in rock-drilling' machines - Google Patents

Improvements in rock-drilling' machines

Info

Publication number
AU391105B
AU391105B AU3911/05A AU391105A AU391105B AU 391105 B AU391105 B AU 391105B AU 3911/05 A AU3911/05 A AU 3911/05A AU 391105 A AU391105 A AU 391105A AU 391105 B AU391105 B AU 391105B
Authority
AU
Australia
Prior art keywords
rock
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
AU3911/05A
Other versions
AU391105A (en
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.)
Henry Hellman Manager And Fig T Represents Machine In Longitude Lewis Condict Bayles Engineer Of Nal Elevation National Bank Buildings Market Street Fig 2 Isa Longitudinal Section Plane Johannesburg Transvaal Hereby Declare This Oh Section
Original Assignee
Henry Hellman Manager And Fig T Represents Machine In Longitude Lewis Condict Bayles Engineer Of Nal Elevation National Bank Buildings Market Street Fig 2 Isa Longitudinal Section Plane Johannesburg Transvaal Hereby Declare This Oh Section
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from AU3911/05A external-priority patent/AU391105A/en
Application filed by Henry Hellman Manager And Fig T Represents Machine In Longitude Lewis Condict Bayles Engineer Of Nal Elevation National Bank Buildings Market Street Fig 2 Isa Longitudinal Section Plane Johannesburg Transvaal Hereby Declare This Oh Section filed Critical Henry Hellman Manager And Fig T Represents Machine In Longitude Lewis Condict Bayles Engineer Of Nal Elevation National Bank Buildings Market Street Fig 2 Isa Longitudinal Section Plane Johannesburg Transvaal Hereby Declare This Oh Section
Priority to AU3911/05A priority Critical patent/AU391105A/en
Publication of AU391105B publication Critical patent/AU391105B/en
Publication of AU391105A publication Critical patent/AU391105A/en
Expired legal-status Critical Current

Links

AU3911/05A 1905-12-19 Improvements in rock-drilling' machines Expired AU391105A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU3911/05A AU391105A (en) 1905-12-19 Improvements in rock-drilling' machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU3911/05A AU391105A (en) 1905-12-19 Improvements in rock-drilling' machines

Publications (2)

Publication Number Publication Date
AU391105B true AU391105B (en) 1907-12-19
AU391105A AU391105A (en) 1907-12-19

Family

ID=

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