CA385179A - Swinging door operator - Google Patents

Swinging door operator

Info

Publication number
CA385179A
CA385179A CA385179A CA385179DA CA385179A CA 385179 A CA385179 A CA 385179A CA 385179 A CA385179 A CA 385179A CA 385179D A CA385179D A CA 385179DA CA 385179 A CA385179 A CA 385179A
Authority
CA
Canada
Prior art keywords
door operator
swinging door
swinging
operator
door
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
CA385179A
Other languages
French (fr)
Inventor
J. Stewart Duncan
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 CA385179A publication Critical patent/CA385179A/en
Expired legal-status Critical Current

Links

CA385179A Swinging door operator Expired CA385179A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA385179T

Publications (1)

Publication Number Publication Date
CA385179A true CA385179A (en) 1939-11-21

Family

ID=35390402

Family Applications (1)

Application Number Title Priority Date Filing Date
CA385179A Expired CA385179A (en) Swinging door operator

Country Status (1)

Country Link
CA (1) CA385179A (en)

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