CA615038A - Door-operating appliances - Google Patents

Door-operating appliances

Info

Publication number
CA615038A
CA615038A CA615038A CA615038DA CA615038A CA 615038 A CA615038 A CA 615038A CA 615038 A CA615038 A CA 615038A CA 615038D A CA615038D A CA 615038DA CA 615038 A CA615038 A CA 615038A
Authority
CA
Canada
Prior art keywords
door
operating appliances
appliances
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
CA615038A
Inventor
Rollitt John
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.)
Armstrong Patents Co Ltd
Original Assignee
Armstrong Patents Co Ltd
Publication date
Application granted granted Critical
Publication of CA615038A publication Critical patent/CA615038A/en
Expired legal-status Critical Current

Links

CA615038A Door-operating appliances Expired CA615038A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA615038T

Publications (1)

Publication Number Publication Date
CA615038A true CA615038A (en) 1961-02-21

Family

ID=35857345

Family Applications (1)

Application Number Title Priority Date Filing Date
CA615038A Expired CA615038A (en) Door-operating appliances

Country Status (1)

Country Link
CA (1) CA615038A (en)

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