CA452465A - Drill bit - Google Patents

Drill bit

Info

Publication number
CA452465A
CA452465A CA452465A CA452465DA CA452465A CA 452465 A CA452465 A CA 452465A CA 452465 A CA452465 A CA 452465A CA 452465D A CA452465D A CA 452465DA CA 452465 A CA452465 A CA 452465A
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
CA452465A
Other languages
French (fr)
Inventor
Edward Bennett Williams, 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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA452465A publication Critical patent/CA452465A/en
Expired legal-status Critical Current

Links

CA452465A Drill bit Expired CA452465A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA452465T

Publications (1)

Publication Number Publication Date
CA452465A true CA452465A (en) 1948-11-09

Family

ID=35570195

Family Applications (1)

Application Number Title Priority Date Filing Date
CA452465A Expired CA452465A (en) Drill bit

Country Status (1)

Country Link
CA (1) CA452465A (en)

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