CA304394A - Electric door control - Google Patents

Electric door control

Info

Publication number
CA304394A
CA304394A CA304394A CA304394DA CA304394A CA 304394 A CA304394 A CA 304394A CA 304394 A CA304394 A CA 304394A CA 304394D A CA304394D A CA 304394DA CA 304394 A CA304394 A CA 304394A
Authority
CA
Canada
Prior art keywords
door control
electric door
electric
control
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
CA304394A
Other languages
French (fr)
Inventor
C. Blodgett Herbert
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.)
DOOR CONTROL Co
Original Assignee
DOOR CONTROL Co
Publication date
Application granted granted Critical
Publication of CA304394A publication Critical patent/CA304394A/en
Expired legal-status Critical Current

Links

CA304394A Electric door control Expired CA304394A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA304394T

Publications (1)

Publication Number Publication Date
CA304394A true CA304394A (en) 1930-09-30

Family

ID=35257540

Family Applications (1)

Application Number Title Priority Date Filing Date
CA304394A Expired CA304394A (en) Electric door control

Country Status (1)

Country Link
CA (1) CA304394A (en)

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