AU1235655A - Earth boring apparatus - Google Patents

Earth boring apparatus

Info

Publication number
AU1235655A
AU1235655A AU12356/55A AU1235655A AU1235655A AU 1235655 A AU1235655 A AU 1235655A AU 12356/55 A AU12356/55 A AU 12356/55A AU 1235655 A AU1235655 A AU 1235655A AU 1235655 A AU1235655 A AU 1235655A
Authority
AU
Australia
Prior art keywords
earth boring
boring apparatus
earth
boring
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
AU12356/55A
Other versions
AU210376B2 (en
Inventor
James McMillan Cyril
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.)
Croman Propietary Ltd
Original Assignee
Croman Propietary Ltd
Filing date
Publication date
Application filed by Croman Propietary Ltd filed Critical Croman Propietary Ltd
Application granted granted Critical
Publication of AU210376B2 publication Critical patent/AU210376B2/en
Publication of AU1235655A publication Critical patent/AU1235655A/en
Expired legal-status Critical Current

Links

AU12356/55A 1955-09-22 Earth boring apparatus Expired AU210376B2 (en)

Publications (2)

Publication Number Publication Date
AU210376B2 AU210376B2 (en) 1957-03-21
AU1235655A true AU1235655A (en) 1957-03-21

Family

ID=

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