AU253336B2 - Rotary drill bit - Google Patents

Rotary drill bit

Info

Publication number
AU253336B2
AU253336B2 AU15863/62A AU1586362A AU253336B2 AU 253336 B2 AU253336 B2 AU 253336B2 AU 15863/62 A AU15863/62 A AU 15863/62A AU 1586362 A AU1586362 A AU 1586362A AU 253336 B2 AU253336 B2 AU 253336B2
Authority
AU
Australia
Prior art keywords
drill bit
rotary drill
rotary
bit
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
AU15863/62A
Other versions
AU1586362A (en
Inventor
Albert F. Pickard and Leo Catalin Karl J. Klapka
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.)
Wheel Trilling Tool Co
Original Assignee
Wheel Trilling Tool Co
Filing date
Publication date
Application filed by Wheel Trilling Tool Co filed Critical Wheel Trilling Tool Co
Application granted granted Critical
Publication of AU1586362A publication Critical patent/AU1586362A/en
Publication of AU253336B2 publication Critical patent/AU253336B2/en
Expired legal-status Critical Current

Links

AU15863/62A 1963-03-28 Rotary drill bit Expired AU253336B2 (en)

Publications (2)

Publication Number Publication Date
AU1586362A AU1586362A (en) 1963-10-03
AU253336B2 true AU253336B2 (en) 1963-10-03

Family

ID=

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