AU469751B2 - Travelling drill bit - Google Patents

Travelling drill bit

Info

Publication number
AU469751B2
AU469751B2 AU21680/70A AU2168070A AU469751B2 AU 469751 B2 AU469751 B2 AU 469751B2 AU 21680/70 A AU21680/70 A AU 21680/70A AU 2168070 A AU2168070 A AU 2168070A AU 469751 B2 AU469751 B2 AU 469751B2
Authority
AU
Australia
Prior art keywords
travelling
drill bit
drill
bit
travelling drill
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
AU21680/70A
Other versions
AU2168070A (en
Inventor
Werner Georges.
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.)
Werner Industries Inc
Original Assignee
Werner Industries Inc
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
Application filed by Werner Industries Inc filed Critical Werner Industries Inc
Application granted granted Critical
Publication of AU469751B2 publication Critical patent/AU469751B2/en
Publication of AU2168070A publication Critical patent/AU2168070A/en
Expired legal-status Critical Current

Links

AU21680/70A 1969-10-29 1970-10-29 Travelling drill bit Expired AU469751B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
USUS872070 1969-10-29

Publications (2)

Publication Number Publication Date
AU469751B2 true AU469751B2 (en) 1972-05-04
AU2168070A AU2168070A (en) 1972-05-04

Family

ID=

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