CA487135A - Top lock for oil well pumps - Google Patents

Top lock for oil well pumps

Info

Publication number
CA487135A
CA487135A CA487135A CA487135DA CA487135A CA 487135 A CA487135 A CA 487135A CA 487135 A CA487135 A CA 487135A CA 487135D A CA487135D A CA 487135DA CA 487135 A CA487135 A CA 487135A
Authority
CA
Canada
Prior art keywords
oil well
top lock
well pumps
pumps
lock
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
CA487135A
Other languages
French (fr)
Inventor
G. Gall Douglas
M. Gall Douglas
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 CA487135A publication Critical patent/CA487135A/en
Expired legal-status Critical Current

Links

CA487135A Top lock for oil well pumps Expired CA487135A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA487135T

Publications (1)

Publication Number Publication Date
CA487135A true CA487135A (en) 1952-10-14

Family

ID=35626851

Family Applications (1)

Application Number Title Priority Date Filing Date
CA487135A Expired CA487135A (en) Top lock for oil well pumps

Country Status (1)

Country Link
CA (1) CA487135A (en)

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