[go: up one dir, main page]

AU146633B2 - Improved posthole boring means - Google Patents

Improved posthole boring means

Info

Publication number
AU146633B2
AU146633B2 AU36700/50A AU3670050A AU146633B2 AU 146633 B2 AU146633 B2 AU 146633B2 AU 36700/50 A AU36700/50 A AU 36700/50A AU 3670050 A AU3670050 A AU 3670050A AU 146633 B2 AU146633 B2 AU 146633B2
Authority
AU
Australia
Prior art keywords
posthole
improved
boring means
boring
posthole 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
AU36700/50A
Other versions
AU3670050A (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.)
RONALD WILLIAM LISTER
Original Assignee
RONALD WILLIAM LISTER
Filing date
Publication date
Application filed by RONALD WILLIAM LISTER filed Critical RONALD WILLIAM LISTER
Application granted granted Critical
Publication of AU3670050A publication Critical patent/AU3670050A/en
Publication of AU146633B2 publication Critical patent/AU146633B2/en
Expired legal-status Critical Current

Links

AU36700/50A 1950-09-04 Improved posthole boring means Expired AU146633B2 (en)

Publications (2)

Publication Number Publication Date
AU3670050A AU3670050A (en) 1950-11-09
AU146633B2 true AU146633B2 (en) 1950-11-09

Family

ID=

Similar Documents

Publication Publication Date Title
AU146633B2 (en) Improved posthole boring means
CA465604A (en) Bit assembly
AU3670050A (en) Improved posthole boring means
CA464872A (en) Drilling fluid
CA468054A (en) Rock drills
AU148699B2 (en) Rock drill
AU148664B2 (en) Posthole digger
CA470096A (en) Drill bit assemblies
AU3274850A (en) Rock drill
CA466682A (en) Chip-breaking drill chuck
CA468362A (en) Well drilling structures
AU3756550A (en) Posthole digger
CA462746A (en) Non-aqueous drilling fluid
AU149783B2 (en) Rock drilling tool
CA467024A (en) Drilling apparatus
CA464846A (en) Woodpecker drill
CA462692A (en) Hydraulic drill unit
CA465442A (en) Angle drill
AU144261B2 (en) Improvements inan earth boring tool
AU145369B2 (en) Rock drilling bit
CA468769A (en) Manure drills
AU137792B2 (en) Improved posthole boring means
AU145368B2 (en) Percussion drilling bit
AU150550B2 (en) Improvements relating to posthole boring apparatus or diggers
CA468991A (en) Rock drill bits