CA41095A - Machine a forer et echancrer - Google Patents

Machine a forer et echancrer

Info

Publication number
CA41095A
CA41095A CA000041095A CA41095DA CA41095A CA 41095 A CA41095 A CA 41095A CA 000041095 A CA000041095 A CA 000041095A CA 41095D A CA41095D A CA 41095DA CA 41095 A CA41095 A CA 41095A
Authority
CA
Canada
Prior art keywords
rock drilling
channelling machine
channelling
machine
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
CA000041095A
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 CA41095A publication Critical patent/CA41095A/fr
Expired legal-status Critical Current

Links

CA000041095A Machine a forer et echancrer Expired CA41095A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA41095T

Publications (1)

Publication Number Publication Date
CA41095A true CA41095A (fr) 1892-11-28

Family

ID=45157635

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000041095A Expired CA41095A (fr) Machine a forer et echancrer

Country Status (1)

Country Link
CA (1) CA41095A (fr)

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