CA148175A - Foret a roc - Google Patents

Foret a roc

Info

Publication number
CA148175A
CA148175A CA000148175A CA148175DA CA148175A CA 148175 A CA148175 A CA 148175A CA 000148175 A CA000148175 A CA 000148175A CA 148175D A CA148175D A CA 148175DA CA 148175 A CA148175 A CA 148175A
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
CA000148175A
Other languages
English (en)
Inventor
Isaac Best
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 CA148175A publication Critical patent/CA148175A/fr
Expired legal-status Critical Current

Links

CA000148175A 1913-03-18 1913-03-18 Foret a roc Expired CA148175A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA148175T 1913-03-18

Publications (1)

Publication Number Publication Date
CA148175A true CA148175A (fr) 1913-05-27

Family

ID=45267889

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000148175A Expired CA148175A (fr) 1913-03-18 1913-03-18 Foret a roc

Country Status (1)

Country Link
CA (1) CA148175A (fr)

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