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CA70007A - Rock drill - Google Patents

Rock drill

Info

Publication number
CA70007A
CA70007A CA000070007A CA70007DA CA70007A CA 70007 A CA70007 A CA 70007A CA 000070007 A CA000070007 A CA 000070007A CA 70007D A CA70007D A CA 70007DA CA 70007 A CA70007 A CA 70007A
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
CA000070007A
Other languages
French (fr)
Inventor
Robert Lunnan Ambrose
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.)
RAND DRILL Co
Original Assignee
RAND DRILL Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by RAND DRILL Co filed Critical RAND DRILL Co
Application granted granted Critical
Publication of CA70007A publication Critical patent/CA70007A/en
Expired legal-status Critical Current

Links

CA000070007A 1900-11-30 1900-11-30 Rock drill Expired CA70007A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA70007T 1900-11-30

Publications (1)

Publication Number Publication Date
CA70007A true CA70007A (en) 1901-01-29

Family

ID=45186544

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000070007A Expired CA70007A (en) 1900-11-30 1900-11-30 Rock drill

Country Status (1)

Country Link
CA (1) CA70007A (en)

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