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CA162044A - Rock drill - Google Patents

Rock drill

Info

Publication number
CA162044A
CA162044A CA000162044A CA162044DA CA162044A CA 162044 A CA162044 A CA 162044A CA 000162044 A CA000162044 A CA 000162044A CA 162044D A CA162044D A CA 162044DA CA 162044 A CA162044 A CA 162044A
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
CA000162044A
Other languages
French (fr)
Inventor
Thomas Hughes
Patrick J. Doherty
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
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA162044A publication Critical patent/CA162044A/en
Expired legal-status Critical Current

Links

CA000162044A 1914-05-16 1914-05-16 Rock drill Expired CA162044A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA162044T 1914-05-16

Publications (1)

Publication Number Publication Date
CA162044A true CA162044A (en) 1915-04-20

Family

ID=45281732

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000162044A Expired CA162044A (en) 1914-05-16 1914-05-16 Rock drill

Country Status (1)

Country Link
CA (1) CA162044A (en)

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