CA224470A - Foret - Google Patents

Foret

Info

Publication number
CA224470A
CA224470A CA224470A CA224470DA CA224470A CA 224470 A CA224470 A CA 224470A CA 224470 A CA224470 A CA 224470A CA 224470D A CA224470D A CA 224470DA CA 224470 A CA224470 A CA 224470A
Authority
CA
Canada
Prior art keywords
drill bit
drill
bit
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
CA224470A
Other languages
English (en)
Inventor
E. Usrey Wilfred
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
Publication date
Application granted granted Critical
Publication of CA224470A publication Critical patent/CA224470A/fr
Expired legal-status Critical Current

Links

CA224470A Foret Expired CA224470A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA224470T

Publications (1)

Publication Number Publication Date
CA224470A true CA224470A (fr) 1922-10-03

Family

ID=35120073

Family Applications (1)

Application Number Title Priority Date Filing Date
CA224470A Expired CA224470A (fr) Foret

Country Status (1)

Country Link
CA (1) CA224470A (fr)

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