CA431687A - Perforatrice diamantee - Google Patents

Perforatrice diamantee

Info

Publication number
CA431687A
CA431687A CA431687A CA431687DA CA431687A CA 431687 A CA431687 A CA 431687A CA 431687 A CA431687 A CA 431687A CA 431687D A CA431687D A CA 431687DA CA 431687 A CA431687 A CA 431687A
Authority
CA
Canada
Prior art keywords
diamond drill
diamond
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
CA431687A
Other languages
English (en)
Inventor
Gordon Lake William
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.)
J K SMIT AND SONS OF CANADA
Original Assignee
J K SMIT AND SONS OF CANADA
Publication date
Application granted granted Critical
Publication of CA431687A publication Critical patent/CA431687A/fr
Expired legal-status Critical Current

Links

CA431687A Perforatrice diamantee Expired CA431687A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA431687T

Publications (1)

Publication Number Publication Date
CA431687A true CA431687A (fr) 1945-12-04

Family

ID=35546732

Family Applications (1)

Application Number Title Priority Date Filing Date
CA431687A Expired CA431687A (fr) Perforatrice diamantee

Country Status (1)

Country Link
CA (1) CA431687A (fr)

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