CA955317A - Control system - Google Patents

Control system

Info

Publication number
CA955317A
CA955317A CA175,452A CA175452A CA955317A CA 955317 A CA955317 A CA 955317A CA 175452 A CA175452 A CA 175452A CA 955317 A CA955317 A CA 955317A
Authority
CA
Canada
Prior art keywords
control system
control
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
CA175,452A
Other versions
CA175452S (en
Inventor
James M. Lindsey
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
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
Priority claimed from CA098441A external-priority patent/CA938466A/en
Application filed by Sperry Sun Well Surveying Co filed Critical Sperry Sun Well Surveying Co
Priority to CA175,452A priority Critical patent/CA955317A/en
Application granted granted Critical
Publication of CA955317A publication Critical patent/CA955317A/en
Expired legal-status Critical Current

Links

CA175,452A 1969-11-21 1973-07-03 Control system Expired CA955317A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA175,452A CA955317A (en) 1969-11-21 1973-07-03 Control system

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US87900669A 1969-11-21 1969-11-21
CA098441A CA938466A (en) 1969-11-21 1970-11-18 Control system
CA175,452A CA955317A (en) 1969-11-21 1973-07-03 Control system

Publications (1)

Publication Number Publication Date
CA955317A true CA955317A (en) 1974-09-24

Family

ID=27160873

Family Applications (1)

Application Number Title Priority Date Filing Date
CA175,452A Expired CA955317A (en) 1969-11-21 1973-07-03 Control system

Country Status (1)

Country Link
CA (1) CA955317A (en)

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