CA489825A - Meches helicoidales - Google Patents

Meches helicoidales

Info

Publication number
CA489825A
CA489825A CA489825A CA489825DA CA489825A CA 489825 A CA489825 A CA 489825A CA 489825 A CA489825 A CA 489825A CA 489825D A CA489825D A CA 489825DA CA 489825 A CA489825 A CA 489825A
Authority
CA
Canada
Prior art keywords
twist drills
drills
twist
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
CA489825A
Other languages
English (en)
Inventor
Brinker Berlien Paul
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.)
General Electric Co
Original Assignee
General Electric Co
Publication date
Application granted granted Critical
Publication of CA489825A publication Critical patent/CA489825A/fr
Expired legal-status Critical Current

Links

CA489825A Meches helicoidales Expired CA489825A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA489825T

Publications (1)

Publication Number Publication Date
CA489825A true CA489825A (fr) 1953-01-20

Family

ID=35629554

Family Applications (1)

Application Number Title Priority Date Filing Date
CA489825A Expired CA489825A (fr) Meches helicoidales

Country Status (1)

Country Link
CA (1) CA489825A (fr)

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