CA617079A - Automatic telephone system - Google Patents

Automatic telephone system

Info

Publication number
CA617079A
CA617079A CA617079A CA617079DA CA617079A CA 617079 A CA617079 A CA 617079A CA 617079 A CA617079 A CA 617079A CA 617079D A CA617079D A CA 617079DA CA 617079 A CA617079 A CA 617079A
Authority
CA
Canada
Prior art keywords
telephone system
automatic telephone
automatic
telephone
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
CA617079A
Inventor
Oxaal Arne
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.)
North Electric Co
Original Assignee
North Electric Co
Publication date
Application granted granted Critical
Publication of CA617079A publication Critical patent/CA617079A/en
Expired legal-status Critical Current

Links

CA617079A Automatic telephone system Expired CA617079A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA617079T

Publications (1)

Publication Number Publication Date
CA617079A true CA617079A (en) 1961-03-28

Family

ID=35859377

Family Applications (1)

Application Number Title Priority Date Filing Date
CA617079A Expired CA617079A (en) Automatic telephone system

Country Status (1)

Country Link
CA (1) CA617079A (en)

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