CA284925A - Earth boring drill - Google Patents

Earth boring drill

Info

Publication number
CA284925A
CA284925A CA284925A CA284925DA CA284925A CA 284925 A CA284925 A CA 284925A CA 284925 A CA284925 A CA 284925A CA 284925D A CA284925D A CA 284925DA CA 284925 A CA284925 A CA 284925A
Authority
CA
Canada
Prior art keywords
earth boring
boring drill
drill
earth
boring
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
CA284925A
Other languages
French (fr)
Inventor
E. Reed Clarence
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA284925A publication Critical patent/CA284925A/en
Expired legal-status Critical Current

Links

CA284925A Earth boring drill Expired CA284925A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA284925T

Publications (1)

Publication Number Publication Date
CA284925A true CA284925A (en) 1928-11-20

Family

ID=35221738

Family Applications (1)

Application Number Title Priority Date Filing Date
CA284925A Expired CA284925A (en) Earth boring drill

Country Status (1)

Country Link
CA (1) CA284925A (en)

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