CA261743A - Appareil a faconner les forets - Google Patents

Appareil a faconner les forets

Info

Publication number
CA261743A
CA261743A CA261743A CA261743DA CA261743A CA 261743 A CA261743 A CA 261743A CA 261743 A CA261743 A CA 261743A CA 261743D A CA261743D A CA 261743DA CA 261743 A CA261743 A CA 261743A
Authority
CA
Canada
Prior art keywords
bits
shaping drill
drill
shaping
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
CA261743A
Other languages
English (en)
Inventor
R. Watson George
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.)
Armstrong Manufacturing Co
Original Assignee
Armstrong Manufacturing Co
Publication date
Application granted granted Critical
Publication of CA261743A publication Critical patent/CA261743A/fr
Expired legal-status Critical Current

Links

CA261743A Appareil a faconner les forets Expired CA261743A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA261743T

Publications (1)

Publication Number Publication Date
CA261743A true CA261743A (fr) 1926-06-15

Family

ID=35189693

Family Applications (1)

Application Number Title Priority Date Filing Date
CA261743A Expired CA261743A (fr) Appareil a faconner les forets

Country Status (1)

Country Link
CA (1) CA261743A (fr)

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