CA635415A - Hydraulic derrick - Google Patents

Hydraulic derrick

Info

Publication number
CA635415A
CA635415A CA635415A CA635415DA CA635415A CA 635415 A CA635415 A CA 635415A CA 635415 A CA635415 A CA 635415A CA 635415D A CA635415D A CA 635415DA CA 635415 A CA635415 A CA 635415A
Authority
CA
Canada
Prior art keywords
derrick
hydraulic
hydraulic derrick
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
CA635415A
Inventor
L. Kennedy Raymond
M. Blomquist Arne
E. Carbert Ralph
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.)
TEL-E-LECT PRODUCTS
Original Assignee
TEL-E-LECT PRODUCTS
Publication date
Application granted granted Critical
Publication of CA635415A publication Critical patent/CA635415A/en
Expired legal-status Critical Current

Links

CA635415A Hydraulic derrick Expired CA635415A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA635415T

Publications (1)

Publication Number Publication Date
CA635415A true CA635415A (en) 1962-01-30

Family

ID=35891605

Family Applications (1)

Application Number Title Priority Date Filing Date
CA635415A Expired CA635415A (en) Hydraulic derrick

Country Status (1)

Country Link
CA (1) CA635415A (en)

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