CA91972A - Meche a forer - Google Patents

Meche a forer

Info

Publication number
CA91972A
CA91972A CA000091972A CA91972DA CA91972A CA 91972 A CA91972 A CA 91972A CA 000091972 A CA000091972 A CA 000091972A CA 91972D A CA91972D A CA 91972DA CA 91972 A CA91972 A CA 91972A
Authority
CA
Canada
Prior art keywords
drilling bit
drilling
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
CA000091972A
Other languages
English (en)
Inventor
Reuben C. Baker
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
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA91972A publication Critical patent/CA91972A/fr
Expired legal-status Critical Current

Links

CA000091972A 1904-12-14 1904-12-14 Meche a forer Expired CA91972A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA91972T 1904-12-14

Publications (1)

Publication Number Publication Date
CA91972A true CA91972A (fr) 1905-03-07

Family

ID=45208507

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000091972A Expired CA91972A (fr) 1904-12-14 1904-12-14 Meche a forer

Country Status (1)

Country Link
CA (1) CA91972A (fr)

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