CA273867A - Foreuse a l'etroit - Google Patents

Foreuse a l'etroit

Info

Publication number
CA273867A
CA273867A CA273867A CA273867DA CA273867A CA 273867 A CA273867 A CA 273867A CA 273867 A CA273867 A CA 273867A CA 273867D A CA273867D A CA 273867DA CA 273867 A CA273867 A CA 273867A
Authority
CA
Canada
Prior art keywords
drill
close quarter
quarter
close
quarter 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
CA273867A
Other languages
English (en)
Inventor
Arthur Jimerson Francis
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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand Co
Publication date
Application granted granted Critical
Publication of CA273867A publication Critical patent/CA273867A/fr
Expired legal-status Critical Current

Links

CA273867A Foreuse a l'etroit Expired CA273867A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA273867T

Publications (1)

Publication Number Publication Date
CA273867A true CA273867A (fr) 1927-09-13

Family

ID=35203899

Family Applications (1)

Application Number Title Priority Date Filing Date
CA273867A Expired CA273867A (fr) Foreuse a l'etroit

Country Status (1)

Country Link
CA (1) CA273867A (fr)

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