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CA167158A - Instrument for surveying drill holes - Google Patents

Instrument for surveying drill holes

Info

Publication number
CA167158A
CA167158A CA000167158A CA167158DA CA167158A CA 167158 A CA167158 A CA 167158A CA 000167158 A CA000167158 A CA 000167158A CA 167158D A CA167158D A CA 167158DA CA 167158 A CA167158 A CA 167158A
Authority
CA
Canada
Prior art keywords
instrument
drill holes
surveying drill
surveying
holes
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
CA000167158A
Other languages
French (fr)
Inventor
Charles B. Galvin
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA167158A publication Critical patent/CA167158A/en
Expired legal-status Critical Current

Links

CA000167158A 1915-10-12 1915-10-12 Instrument for surveying drill holes Expired CA167158A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA167158T 1915-10-12

Publications (1)

Publication Number Publication Date
CA167158A true CA167158A (en) 1916-01-18

Family

ID=45286830

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000167158A Expired CA167158A (en) 1915-10-12 1915-10-12 Instrument for surveying drill holes

Country Status (1)

Country Link
CA (1) CA167158A (en)

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