CA541022A - Drill head or bit - Google Patents

Drill head or bit

Info

Publication number
CA541022A
CA541022A CA541022A CA541022DA CA541022A CA 541022 A CA541022 A CA 541022A CA 541022 A CA541022 A CA 541022A CA 541022D A CA541022D A CA 541022DA CA 541022 A CA541022 A CA 541022A
Authority
CA
Canada
Prior art keywords
bit
drill head
drill
head
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
CA541022A
Other languages
French (fr)
Inventor
S. Hallett Thomas
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 CA541022A publication Critical patent/CA541022A/en
Expired legal-status Critical Current

Links

CA541022A Drill head or bit Expired CA541022A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA541022T

Publications (1)

Publication Number Publication Date
CA541022A true CA541022A (en) 1957-05-21

Family

ID=35698168

Family Applications (1)

Application Number Title Priority Date Filing Date
CA541022A Expired CA541022A (en) Drill head or bit

Country Status (1)

Country Link
CA (1) CA541022A (en)

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