CA373762A - Rock drill - Google Patents

Rock drill

Info

Publication number
CA373762A
CA373762A CA373762A CA373762DA CA373762A CA 373762 A CA373762 A CA 373762A CA 373762 A CA373762 A CA 373762A CA 373762D A CA373762D A CA 373762DA CA 373762 A CA373762 A CA 373762A
Authority
CA
Canada
Prior art keywords
rock drill
drill
rock
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
CA373762A
Other languages
French (fr)
Inventor
J. Mccallum William
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 CA373762A publication Critical patent/CA373762A/en
Expired legal-status Critical Current

Links

CA373762A Rock drill Expired CA373762A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA373762T

Publications (1)

Publication Number Publication Date
CA373762A true CA373762A (en) 1938-05-17

Family

ID=35378086

Family Applications (1)

Application Number Title Priority Date Filing Date
CA373762A Expired CA373762A (en) Rock drill

Country Status (1)

Country Link
CA (1) CA373762A (en)

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