AU391105B - Improvements in rock-drilling' machines
- Google Patents
Improvements in rock-drilling' machines
Info
Publication number
AU391105B
AU391105BAU3911/05AAU391105AAU391105BAU 391105 BAU391105 BAU 391105BAU 3911/05 AAU3911/05 AAU 3911/05AAU 391105 AAU391105 AAU 391105AAU 391105 BAU391105 BAU 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.)
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 AU3911/05Aexternal-prioritypatent/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 SectionfiledCriticalHenry 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 AU3911/05ApriorityCriticalpatent/AU391105A/en
Publication of AU391105BpublicationCriticalpatent/AU391105B/en
Publication of AU391105ApublicationCriticalpatent/AU391105A/en