CA371190A - Detachable bit rock drill - Google Patents

Detachable bit rock drill

Info

Publication number
CA371190A
CA371190A CA371190A CA371190DA CA371190A CA 371190 A CA371190 A CA 371190A CA 371190 A CA371190 A CA 371190A CA 371190D A CA371190D A CA 371190DA CA 371190 A CA371190 A CA 371190A
Authority
CA
Canada
Prior art keywords
rock drill
detachable bit
bit rock
detachable
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
CA371190A
Other languages
French (fr)
Inventor
Erickson Charles
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 CA371190A publication Critical patent/CA371190A/en
Expired legal-status Critical Current

Links

CA371190A Detachable bit rock drill Expired CA371190A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA371190T

Publications (1)

Publication Number Publication Date
CA371190A true CA371190A (en) 1938-01-11

Family

ID=35372255

Family Applications (1)

Application Number Title Priority Date Filing Date
CA371190A Expired CA371190A (en) Detachable bit rock drill

Country Status (1)

Country Link
CA (1) CA371190A (en)

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