CA41096A - Barre a mine - Google Patents

Barre a mine

Info

Publication number
CA41096A
CA41096A CA000041096A CA41096DA CA41096A CA 41096 A CA41096 A CA 41096A CA 000041096 A CA000041096 A CA 000041096A CA 41096D A CA41096D A CA 41096DA CA 41096 A CA41096 A CA 41096A
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
CA000041096A
Other languages
English (en)
Inventor
Joseph Clements Githens
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
Publication date
Application granted granted Critical
Publication of CA41096A publication Critical patent/CA41096A/fr
Expired legal-status Critical Current

Links

CA000041096A Barre a mine Expired CA41096A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA41096T

Publications (1)

Publication Number Publication Date
CA41096A true CA41096A (fr) 1892-11-28

Family

ID=45157636

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000041096A Expired CA41096A (fr) Barre a mine

Country Status (1)

Country Link
CA (1) CA41096A (fr)

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