CA529083A - Rock drills - Google Patents

Rock drills

Info

Publication number
CA529083A
CA529083A CA529083A CA529083DA CA529083A CA 529083 A CA529083 A CA 529083A CA 529083 A CA529083 A CA 529083A CA 529083D A CA529083D A CA 529083DA CA 529083 A CA529083 A CA 529083A
Authority
CA
Canada
Prior art keywords
rock drills
drills
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
CA529083A
Other languages
French (fr)
Inventor
Brown-Coombes Frank
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.)
Holman Brothers Ltd
Original Assignee
Holman Brothers Ltd
Publication date
Application granted granted Critical
Publication of CA529083A publication Critical patent/CA529083A/en
Expired legal-status Critical Current

Links

CA529083A Rock drills Expired CA529083A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA529083T

Publications (1)

Publication Number Publication Date
CA529083A true CA529083A (en) 1956-08-14

Family

ID=35682828

Family Applications (1)

Application Number Title Priority Date Filing Date
CA529083A Expired CA529083A (en) Rock drills

Country Status (1)

Country Link
CA (1) CA529083A (en)

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