CA129042A - Extracteur de foret a roc - Google Patents

Extracteur de foret a roc

Info

Publication number
CA129042A
CA129042A CA000129042A CA129042DA CA129042A CA 129042 A CA129042 A CA 129042A CA 000129042 A CA000129042 A CA 000129042A CA 129042D A CA129042D A CA 129042DA CA 129042 A CA129042 A CA 129042A
Authority
CA
Canada
Prior art keywords
rock drill
drill extractor
extractor
rock
drill
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
CA000129042A
Other languages
English (en)
Inventor
Edgar Weekes
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 CA129042A publication Critical patent/CA129042A/fr
Expired legal-status Critical Current

Links

CA000129042A 1910-06-28 1910-06-28 Extracteur de foret a roc Expired CA129042A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA129042T 1910-06-28

Publications (1)

Publication Number Publication Date
CA129042A true CA129042A (fr) 1910-11-01

Family

ID=45248763

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000129042A Expired CA129042A (fr) 1910-06-28 1910-06-28 Extracteur de foret a roc

Country Status (1)

Country Link
CA (1) CA129042A (fr)

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