CA455132A - Drill bit - Google Patents

Drill bit

Info

Publication number
CA455132A
CA455132A CA455132A CA455132DA CA455132A CA 455132 A CA455132 A CA 455132A CA 455132 A CA455132 A CA 455132A CA 455132D A CA455132D A CA 455132DA CA 455132 A CA455132 A CA 455132A
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
CA455132A
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 CA455132A publication Critical patent/CA455132A/en
Expired legal-status Critical Current

Links

CA455132A Drill bit Expired CA455132A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA455132T

Publications (1)

Publication Number Publication Date
CA455132A true CA455132A (en) 1949-03-15

Family

ID=35572871

Family Applications (1)

Application Number Title Priority Date Filing Date
CA455132A Expired CA455132A (en) Drill bit

Country Status (1)

Country Link
CA (1) CA455132A (en)

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