CA843285A - Hydraulically actuated door operator - Google Patents

Hydraulically actuated door operator

Info

Publication number
CA843285A
CA843285A CA843285A CA843285DA CA843285A CA 843285 A CA843285 A CA 843285A CA 843285 A CA843285 A CA 843285A CA 843285D A CA843285D A CA 843285DA CA 843285 A CA843285 A CA 843285A
Authority
CA
Canada
Prior art keywords
hydraulically actuated
door operator
actuated door
operator
hydraulically
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
CA843285A
Inventor
Benjamin W. Tucker, Jr.
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.)
Otis Elevator Co
Original Assignee
Otis Elevator Co
Publication date
Application granted granted Critical
Publication of CA843285A publication Critical patent/CA843285A/en
Expired legal-status Critical Current

Links

CA843285A Hydraulically actuated door operator Expired CA843285A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA843285T

Publications (1)

Publication Number Publication Date
CA843285A true CA843285A (en) 1970-06-02

Family

ID=36327493

Family Applications (1)

Application Number Title Priority Date Filing Date
CA843285A Expired CA843285A (en) Hydraulically actuated door operator

Country Status (1)

Country Link
CA (1) CA843285A (en)

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