CA646430A - Drill bit - Google Patents

Drill bit

Info

Publication number
CA646430A
CA646430A CA646430A CA646430DA CA646430A CA 646430 A CA646430 A CA 646430A CA 646430 A CA646430 A CA 646430A CA 646430D A CA646430D A CA 646430DA CA 646430 A CA646430 A CA 646430A
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
CA646430A
Inventor
E. Souther Robert
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.)
JOHN A HUSTON Co Ltd
Original Assignee
JOHN A HUSTON Co Ltd
Publication date
Application granted granted Critical
Publication of CA646430A publication Critical patent/CA646430A/en
Expired legal-status Critical Current

Links

CA646430A Drill bit Expired CA646430A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA646430T

Publications (1)

Publication Number Publication Date
CA646430A true CA646430A (en) 1962-08-07

Family

ID=35935084

Family Applications (1)

Application Number Title Priority Date Filing Date
CA646430A Expired CA646430A (en) Drill bit

Country Status (1)

Country Link
CA (1) CA646430A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4046207A (en) * 1976-09-01 1977-09-06 Thomas Lee Taylor Earth drilling tools

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4046207A (en) * 1976-09-01 1977-09-06 Thomas Lee Taylor Earth drilling tools

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