AU4974464A - Machine for grinding percussion drilling bits - Google Patents

Machine for grinding percussion drilling bits

Info

Publication number
AU4974464A
AU4974464A AU49744/64A AU4974464A AU4974464A AU 4974464 A AU4974464 A AU 4974464A AU 49744/64 A AU49744/64 A AU 49744/64A AU 4974464 A AU4974464 A AU 4974464A AU 4974464 A AU4974464 A AU 4974464A
Authority
AU
Australia
Prior art keywords
grinding
machine
percussion drilling
drilling bits
bits
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
AU49744/64A
Other versions
AU294066B2 (en
Inventor
VICTOR McARTHUR ARCHIBALD
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.)
Individual
Original Assignee
Individual
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of AU294066B2 publication Critical patent/AU294066B2/en
Publication of AU4974464A publication Critical patent/AU4974464A/en
Expired legal-status Critical Current

Links

AU49744/64A 1964-09-24 Machine for grinding percussion drilling bits Expired AU294066B2 (en)

Publications (2)

Publication Number Publication Date
AU294066B2 AU294066B2 (en) 1967-03-23
AU4974464A true AU4974464A (en) 1967-03-23

Family

ID=

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