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CA833993A - Drill bits - Google Patents

Drill bits

Info

Publication number
CA833993A
CA833993A CA833993A CA833993DA CA833993A CA 833993 A CA833993 A CA 833993A CA 833993 A CA833993 A CA 833993A CA 833993D A CA833993D A CA 833993DA CA 833993 A CA833993 A CA 833993A
Authority
CA
Canada
Prior art keywords
drill bits
drill
bits
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
CA833993A
Inventor
Percy W. Schumacher, Jr.
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.)
Reed Roller Bit Co
Original Assignee
Reed Roller Bit Co
Publication date
Application granted granted Critical
Publication of CA833993A publication Critical patent/CA833993A/en
Expired legal-status Critical Current

Links

CA833993A Drill bits Expired CA833993A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA833993T

Publications (1)

Publication Number Publication Date
CA833993A true CA833993A (en) 1970-02-10

Family

ID=36311449

Family Applications (1)

Application Number Title Priority Date Filing Date
CA833993A Expired CA833993A (en) Drill bits

Country Status (1)

Country Link
CA (1) CA833993A (en)

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