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AU200534B2 - Improvements in grinding devices for sharpening twist drills - Google Patents

Improvements in grinding devices for sharpening twist drills

Info

Publication number
AU200534B2
AU200534B2 AU4109/54A AU410954A AU200534B2 AU 200534 B2 AU200534 B2 AU 200534B2 AU 4109/54 A AU4109/54 A AU 4109/54A AU 410954 A AU410954 A AU 410954A AU 200534 B2 AU200534 B2 AU 200534B2
Authority
AU
Australia
Prior art keywords
grinding devices
twist drills
sharpening twist
sharpening
drills
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
AU4109/54A
Other versions
AU410954A (en
Inventor
John Livingstone William
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 AU410954A publication Critical patent/AU410954A/en
Publication of AU200534B2 publication Critical patent/AU200534B2/en
Expired legal-status Critical Current

Links

AU4109/54A 1954-10-25 Improvements in grinding devices for sharpening twist drills Expired AU200534B2 (en)

Publications (2)

Publication Number Publication Date
AU410954A AU410954A (en) 1955-04-28
AU200534B2 true AU200534B2 (en) 1955-04-28

Family

ID=

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