CA111973A - Foret a roc - Google Patents

Foret a roc

Info

Publication number
CA111973A
CA111973A CA000111973A CA111973DA CA111973A CA 111973 A CA111973 A CA 111973A CA 000111973 A CA000111973 A CA 000111973A CA 111973D A CA111973D A CA 111973DA CA 111973 A CA111973 A CA 111973A
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
CA000111973A
Other languages
English (en)
Inventor
Wilhelm Mauss
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.)
KNOMAX ROCK FRILL SYNDICATE Ltd
Original Assignee
KNOMAX ROCK FRILL SYNDICATE Ltd
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 KNOMAX ROCK FRILL SYNDICATE Ltd filed Critical KNOMAX ROCK FRILL SYNDICATE Ltd
Application granted granted Critical
Publication of CA111973A publication Critical patent/CA111973A/fr
Expired legal-status Critical Current

Links

CA000111973A 1907-09-05 1907-09-05 Foret a roc Expired CA111973A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA111973T 1907-09-05

Publications (1)

Publication Number Publication Date
CA111973A true CA111973A (fr) 1908-05-19

Family

ID=45231698

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000111973A Expired CA111973A (fr) 1907-09-05 1907-09-05 Foret a roc

Country Status (1)

Country Link
CA (1) CA111973A (fr)

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