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CA406420A - Twist drill - Google Patents

Twist drill

Info

Publication number
CA406420A
CA406420A CA406420A CA406420DA CA406420A CA 406420 A CA406420 A CA 406420A CA 406420 A CA406420 A CA 406420A CA 406420D A CA406420D A CA 406420DA CA 406420 A CA406420 A CA 406420A
Authority
CA
Canada
Prior art keywords
twist drill
twist
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
CA406420A
Other languages
French (fr)
Inventor
F. Bannister Walter
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.)
HERBERT G HARD
Original Assignee
HERBERT G HARD
Publication date
Application granted granted Critical
Publication of CA406420A publication Critical patent/CA406420A/en
Expired legal-status Critical Current

Links

CA406420A Twist drill Expired CA406420A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA406420T

Publications (1)

Publication Number Publication Date
CA406420A true CA406420A (en) 1942-07-28

Family

ID=35417720

Family Applications (1)

Application Number Title Priority Date Filing Date
CA406420A Expired CA406420A (en) Twist drill

Country Status (1)

Country Link
CA (1) CA406420A (en)

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