CA397000A - Instrument d'inspection de puits - Google Patents

Instrument d'inspection de puits

Info

Publication number
CA397000A
CA397000A CA397000A CA397000DA CA397000A CA 397000 A CA397000 A CA 397000A CA 397000 A CA397000 A CA 397000A CA 397000D A CA397000D A CA 397000DA CA 397000 A CA397000 A CA 397000A
Authority
CA
Canada
Prior art keywords
surveying instrument
well surveying
well
instrument
surveying
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
CA397000A
Other languages
English (en)
Inventor
Ring Roland
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.)
Sperry Sun Well Surveying Co
Original Assignee
Sperry Sun Well Surveying Co
Publication date
Application granted granted Critical
Publication of CA397000A publication Critical patent/CA397000A/fr
Expired legal-status Critical Current

Links

CA397000A Instrument d'inspection de puits Expired CA397000A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA397000T

Publications (1)

Publication Number Publication Date
CA397000A true CA397000A (fr) 1941-06-03

Family

ID=35407524

Family Applications (1)

Application Number Title Priority Date Filing Date
CA397000A Expired CA397000A (fr) Instrument d'inspection de puits

Country Status (1)

Country Link
CA (1) CA397000A (fr)

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