CA231635A - Drilling machine - Google Patents

Drilling machine

Info

Publication number
CA231635A
CA231635A CA231635A CA231635DA CA231635A CA 231635 A CA231635 A CA 231635A CA 231635 A CA231635 A CA 231635A CA 231635D A CA231635D A CA 231635DA CA 231635 A CA231635 A CA 231635A
Authority
CA
Canada
Prior art keywords
drilling machine
drilling
machine
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
CA231635A
Other languages
French (fr)
Inventor
T. Sears Willard
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.)
JOHN BERTRAM AND SONS Co
Original Assignee
JOHN BERTRAM AND SONS Co
Publication date
Application granted granted Critical
Publication of CA231635A publication Critical patent/CA231635A/en
Expired legal-status Critical Current

Links

CA231635A Drilling machine Expired CA231635A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA231635T

Publications (1)

Publication Number Publication Date
CA231635A true CA231635A (en) 1923-06-05

Family

ID=35129007

Family Applications (1)

Application Number Title Priority Date Filing Date
CA231635A Expired CA231635A (en) Drilling machine

Country Status (1)

Country Link
CA (1) CA231635A (en)

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