CA517255A - Door control mechanism - Google Patents

Door control mechanism

Info

Publication number
CA517255A
CA517255A CA517255A CA517255DA CA517255A CA 517255 A CA517255 A CA 517255A CA 517255 A CA517255 A CA 517255A CA 517255D A CA517255D A CA 517255DA CA 517255 A CA517255 A CA 517255A
Authority
CA
Canada
Prior art keywords
control mechanism
door control
door
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
CA517255A
Other languages
French (fr)
Inventor
L. Allen Edwin
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.)
RUDOLPH I SCHONITZER
Original Assignee
RUDOLPH I SCHONITZER
Publication date
Application granted granted Critical
Publication of CA517255A publication Critical patent/CA517255A/en
Expired legal-status Critical Current

Links

CA517255A Door control mechanism Expired CA517255A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA517255T

Publications (1)

Publication Number Publication Date
CA517255A true CA517255A (en) 1955-10-04

Family

ID=35670450

Family Applications (1)

Application Number Title Priority Date Filing Date
CA517255A Expired CA517255A (en) Door control mechanism

Country Status (1)

Country Link
CA (1) CA517255A (en)

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