CA223068A - Door operating mechanism - Google Patents

Door operating mechanism

Info

Publication number
CA223068A
CA223068A CA223068A CA223068DA CA223068A CA 223068 A CA223068 A CA 223068A CA 223068 A CA223068 A CA 223068A CA 223068D A CA223068D A CA 223068DA CA 223068 A CA223068 A CA 223068A
Authority
CA
Canada
Prior art keywords
operating mechanism
door operating
door
operating
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
CA223068A
Other languages
French (fr)
Inventor
W. Campbell David
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 CA223068A publication Critical patent/CA223068A/en
Expired legal-status Critical Current

Links

CA223068A Door operating mechanism Expired CA223068A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA223068T

Publications (1)

Publication Number Publication Date
CA223068A true CA223068A (en) 1922-08-29

Family

ID=35118671

Family Applications (1)

Application Number Title Priority Date Filing Date
CA223068A Expired CA223068A (en) Door operating mechanism

Country Status (1)

Country Link
CA (1) CA223068A (en)

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