CA380104A - Power driven valve operator - Google Patents

Power driven valve operator

Info

Publication number
CA380104A
CA380104A CA380104A CA380104DA CA380104A CA 380104 A CA380104 A CA 380104A CA 380104 A CA380104 A CA 380104A CA 380104D A CA380104D A CA 380104DA CA 380104 A CA380104 A CA 380104A
Authority
CA
Canada
Prior art keywords
driven valve
power driven
valve operator
operator
power
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
CA380104A
Other languages
French (fr)
Inventor
W. Cummings Preston
P. Dewey Ritchie
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 CA380104A publication Critical patent/CA380104A/en
Expired legal-status Critical Current

Links

CA380104A Power driven valve operator Expired CA380104A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA380104T

Publications (1)

Publication Number Publication Date
CA380104A true CA380104A (en) 1939-03-14

Family

ID=35384430

Family Applications (1)

Application Number Title Priority Date Filing Date
CA380104A Expired CA380104A (en) Power driven valve operator

Country Status (1)

Country Link
CA (1) CA380104A (en)

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