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AU224665B2 - Drill bit - Google Patents
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AU224665B2 - Drill bit - Google Patents

Drill bit

Info

Publication number
AU224665B2
AU224665B2 AU40671/58A AU4067158A AU224665B2 AU 224665 B2 AU224665 B2 AU 224665B2 AU 40671/58 A AU40671/58 A AU 40671/58A AU 4067158 A AU4067158 A AU 4067158A AU 224665 B2 AU224665 B2 AU 224665B2
Authority
AU
Australia
Prior art keywords
drill bit
drill
bit
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
AU40671/58A
Other versions
AU4067158A (en
Inventor
Gordon Boice Elvin
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.)
Reed Roller Bit Co
Original Assignee
Reed Roller Bit Co
Filing date
Publication date
Application filed by Reed Roller Bit Co filed Critical Reed Roller Bit Co
Application granted granted Critical
Publication of AU4067158A publication Critical patent/AU4067158A/en
Publication of AU224665B2 publication Critical patent/AU224665B2/en
Expired legal-status Critical Current

Links

AU40671/58A 1958-08-20 Drill bit Expired AU224665B2 (en)

Publications (2)

Publication Number Publication Date
AU4067158A AU4067158A (en) 1959-02-26
AU224665B2 true AU224665B2 (en) 1959-02-26

Family

ID=

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