CA31402A - Bit for dovetailing holes drilled in rocks - Google Patents

Bit for dovetailing holes drilled in rocks

Info

Publication number
CA31402A
CA31402A CA000031402A CA31402DA CA31402A CA 31402 A CA31402 A CA 31402A CA 000031402 A CA000031402 A CA 000031402A CA 31402D A CA31402D A CA 31402DA CA 31402 A CA31402 A CA 31402A
Authority
CA
Canada
Prior art keywords
dovetailing
rocks
bit
holes drilled
drilled
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
CA000031402A
Other languages
French (fr)
Inventor
William Hall
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 CA31402A publication Critical patent/CA31402A/en
Expired legal-status Critical Current

Links

CA000031402A Bit for dovetailing holes drilled in rocks Expired CA31402A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA31402T

Publications (1)

Publication Number Publication Date
CA31402A true CA31402A (en) 1889-05-21

Family

ID=45147942

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000031402A Expired CA31402A (en) Bit for dovetailing holes drilled in rocks

Country Status (1)

Country Link
CA (1) CA31402A (en)

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